Mark-10 M3i/M5i/M7i Plug & Test™ Remote Force/Torque Sensors

Force Sensors

Mark-10 Tension and Compression Force Sensor Series R01

A rugged force measurement sensor for tensile and compressive forces up to 10,000 lb. Durable S-Beam architecture allows for many applications and setups. Solid steel construction ensures many years of use in factory or laboratory environments.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Measures tensile and compressive forces
NIST-traceable certificate of calibration included
Accuracy: ± 0.15% of full scale ±1 digit + indicator
Weight: From 1.9 lbs (0.9 kg) to 3 lbs (1.4)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	lbF	ozF	gF	kgF	N	kN
MR01-50	50 x 0.02	800 x 0.5	25000 x 10	25 x 0.01	250 x 0.1	-
MR01-100	100 x 0.05	1600 x 1	50000 x 20	50 x 0.02	500 x 0.5	-
MR01-200	200 x 0.1	3200 x 2	-	100 x 0.05	1000 x 0.5	1 x 0.0005
MR01-500	500 x 0.2	8000 x 5	-	250 x 0.1	2500 x 1	2.5 x 0.001
MR01-1000	1000 x 0.5	16000 x 10	-	500 x 0.2	5000 x 2	5 x 0.002
MR01-1500	1500 x 1	24000 x 20	-	750 x 0.5	7500 x 5	7.5 x 0.005
MR01-2000	2000 x 1	32000 x 20	-	1000 x 0.5	10000 x 5	10 x 0.005
MR01-5000	5000 x 2	-	-	2500 x 1	25000 x 10	25 x 0.01
MR01-10000	10000 x 5	-	-	5000 x 2	50000 x 25	50 x 0.02

Model	Capacity x Resolution (with Model M3i indicator)
Model	lbF	kgF	N	kN
MR01-50	50 x 0.05	25 x 0.02	250 x 0.2	-
MR01-100	100 x 0.1	50 x 0.05	500 x 0.5	-
MR01-200	200 x 0.2	100 x 0.1	1000 x 1	-
MR01-500	500 x 0.5	250 x 0.2	2500 x 2	-
MR01-1000	1000 x 1	500 x 0.5	5000 x 5	-
MR01-1500	1500 x 2	750 x 1	7500 x 10	-
MR01-2000	2000 x 2	1000 x 1	10000 x 10	-
MR01-5000	5000 x 5	2500 x 2	-	25 x 0.02
MR01-10000	10000 x 10	5000 x 5	-	50 x 0.05

Dimensions

Ordering Information

Model	A	B	C	D	E
MR01-50	2.40 [61.0]	2.00 [50.8]	0.46 [11.7]	0.65 [16.5]	1/4-28 UNF
MR01-100
MR01-200
MR01-500			0.71 [18.0]	0.90 [22.9]	1/2-20 UNF
MR01-1000
MR01-1500			0.96 [24.4]	1.15 [29.2]
MR01-2000
MR01-5000	3.90 [99.1]	3.00 [76.2]			3/4-16 UNF
MR01-10000
Additional Items to Consider
AC1018	Mounting kit, R01/R03 to force test stand
SVC014	Upgrade service BGI style connector to Plug and Test™ connector

Mark-10 Compression Force Sensor Series R02

Button sensor for compressive loads of up to 10,000 lb. Compact and rugged, the R02 is ideal for heavy duty applications with space constraints.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Small size
Stainless steel construction
NIST-traceable certificate of calibration included
Accuracy: ± 0.5% of full scale ±1 digit + indicator
Weight: 0.4 lbs (0.2 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	lbF	ozF	gF	kgF	N	kN
MR02-100	100 x 0.05	1600 x 1	50000 x 20	50 x 0.02	500 x 0.2	-
MR02-200	200 x 0.1	3200 x 2	-	100 x 0.05	1000 x 0.5	1 x 0.0005
MR02-500	500 x 0.2	8000 x 5	-	250 x 0.1	2500 x 1	2.5 x 0.001
MR02-1000	1000 x 0.5	16000 x 10	-	500 x 0.2	5000 x 2	5 x 0.002
MR02-2000	2000 x 1	32000 x 20	-	1000 x 0.5	10000 x 5	10 x 0.005
MR02-5000	5000 x 2	-	-	2500 x 1	25000 x 10	25 x 0.01
MR02-10000	10000 x 5	-	-	5000 x 2	50000 x 25	50 x 0.02

Model	Capacity x Resolution (with Model M3i indicator)
Model	lbF	kgF	N	kN
MR02-100	100 x 0.1	50 x 0.05	500 x 0.5	-
MR02-200	200 x 0.2	100 x 0.1	1000 x 1	-
MR02-500	500 x 0.5	250 x 0.2	2500 x 2	-
MR02-1000	1000 x 1	500 x 0.5	5000 x 5	-
MR02-2000	2000 x 2	1000 x 1	10000 x 10	-
MR02-5000	5000 x 5	2500 x 2	-	25 x 0.02
MR02-10000	10000 x 10	5000 x 5	-	50 x 0.05

Dimensions

Ordering Information

Model	ØA	ØB	C	D	ØE	F	ØG
MR02-100	1.23 [31.3]	0.32 [8.1]	0.05 [1.3]	0.39 [9.9]	1.0 [25.4]	-	0.83 [21.1]
MR02-200
MR02-500
MR02-1000
MR02-2000
MR02-5000	1.48 [37.6]	0.43 [10.9]	0.07 [1.8]	0.62 [15.8]	1.25 [31.8]	0.25 [6.4]	1.08 [27.4]
MR02-10000
SVC014	Upgrade service BGI style connector to Plug and Test&ftrade; connector

Mark-10 Tension and Compression Force Sensors Series R03

Force measurement sensor for tensile and compressive loads in a wide variety of applications, available in capacities from 0.25 lb to 100 lb. Thread on two sides can accept a variety of hooks and implements, making this sensor particularly well suited for inline tests.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Rugged aluminum housing
Measures tensile and compressive forces
NIST-traceable certificate of calibration included
Accuracy: ± 0.15% of full scale ±1 digit + indicator
Weight: 0.4 lbs (0.2 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	lbF	ozF	gF	kgF	N	mN
MR03-025	0.25 x 0.0001	4 x 0.002	100 x 0.05	-	1 x 0.0005	1000 x 0.5
MR03-05	0.5 x 0.0002	8 x 0.005	250 x 0.1	-	2.5 x 0.001	2500 x 1
MR03-2	2 x 0.001	32 x 0.02	1000 x 0.5	1 x 0.0005	10 x 0.005	-
MR03-5	5 x 0.002	80 x 0.05	1000 x 0.5	2.5 x 0.001	25 x 0.01	-
MR03-10	10 x 0.005	160 x 0.1	5000 x 2	5 x 0.002	50 x 0.02	-
MR03-20	20 x 0.01	320 x 0.2	10000 x 5	10 x 0.005	100 x 0.05	-
MR03-50	50 x 0.02	800 x 0.5	25000 x 10	25 x 0.01	250 x 0.1	-
MR03-100	100 x 0.05	1600 x 1	50000 x 20	50 x 0.02	500 x 0.2	-

Model	Capacity x Resolution (with Model M3i indicator)
Model	lbF	gF	kgF	N
MR03-025	0.25 x 0.0001	100 x 0.05	-	1 x 0.0005
MR03-05	0.5 x 0.0002	250 x 0.1	-	2.5 x 0.001
MR03-2	2 x 0.001	1000 x 0.5	1 x 0.0005	10 x 0.005
MR03-5	5 x 0.002	1000 x 0.5	2.5 x 0.001	25 x 0.01
MR03-10	10 x 0.005	5000 x 2	5 x 0.002	50 x 0.02
MR03-20	20 x 0.01	10000 x 5	10 x 0.005	100 x 0.05
MR03-50	50 x 0.02	25000 x 10	25 x 0.01	250 x 0.1
MR03-100	100 x 0.05	50000 x 20	50 x 0.02	500 x 0.5

Dimensions

Ordering Information

Model	Description
MR03-025	Force sensor, inline, 0.25 lbF / 1 N
MR03-05	Force sensor, inline, 0.5 lbF / 2.5 N
MR03-2	Force sensor, inline, 2 lbF / 10 N
MR03-5	Force sensor, inline, 5 lbF / 25 N
MR03-10	Force sensor, inline, 10 lbF / 50 N
MR03-20	Force sensor, inline, 20 lbF / 100 N
MR03-50	Force sensor, inline, 50 lbF / 250 N
MR03-100	Force sensor, inline, 100 lbF / 500 N
AC1018	Mounting kit, R01/R03 to force test stands
SVC014	Upgrade service BGI style connector to Plug and Test™ connector

Mark-10 Miniature Force Sensors Series R04

Extremely compact force measurement sensor for tensile and compressive loads in applications with limited space. The Series R04 is available in capacities from 0.25 lb to 100 lb (1 N to 500 N). Every capacity has the same miniature dimensions. The sensors feature outstanding mechanical overload protection and threaded holes on two sides for the mounting of attachments or implements.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Ultra-compact size
Measures tensile and compressive forces
NIST-traceable certificate of calibration included
Accuracy: ± 0.2% of full scale ±1 digit + indicator
Weight: 0.015 lbs (0.007 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	lbF	ozF	gF	kgF	N	mN
MR04-025	0.25 x 0.0001	4 x 0.002	100 x 0.05	-	1 x 0.0005	1000 x 0.5
MR04-05	0.5 x 0.0002	8 x 0.005	250 x 0.1	-	2.5 x 0.001	2500 x 1
MR04-2	2 x 0.001	32 x 0.02	1000 x 0.5	1 x 0.0005	10 x 0.005	-
MR04-5	5 x 0.002	80 x 0.05	1000 x 0.5	2.5 x 0.001	25 x 0.01	-
MR04-10	10 x 0.005	160 x 0.1	5000 x 2	5 x 0.002	50 x 0.02	-
MR04-20	20 x 0.01	320 x 0.2	10000 x 5	10 x 0.005	100 x 0.05	-
MR04-50	50 x 0.02	800 x 0.5	25000 x 10	25 x 0.01	250 x 0.1	-
MR04-100	100 x 0.05	1600 x 1	50000 x 20	50 x 0.02	500 x 0.2	-

Model	Capacity x Resolution (with Model M3i indicator)
Model	lbF	gF	kgF	N
MR04-025	0.25 x 0.0001	100 x 0.05	-	1 x 0.0005
MR04-05	0.5 x 0.0002	250 x 0.1	-	2.5 x 0.001
MR04-2	2 x 0.001	1000 x 0.5	1 x 0.0005	10 x 0.005
MR04-5	5 x 0.002	1000 x 0.5	2.5 x 0.001	25 x 0.01
MR04-10	10 x 0.005	5000 x 2	5 x 0.002	50 x 0.02
MR04-20	20 x 0.01	10000 x 5	10 x 0.005	100 x 0.05
MR04-50	50 x 0.02	25000 x 10	25 x 0.01	250 x 0.1
MR04-100	100 x 0.05	50000 x 20	50 x 0.02	500 x 0.5

Dimensions

Ordering Information

Model	Description
MR04-025	Force sensor, miniature, 0.25 lbF / 1 N
MR04-05	Force sensor, miniature, 0.5 lbF / 2.5 N
MR04-2	Force sensor, miniature, 2 lbF / 10 N
MR04-5	Force sensor, miniature, 5 lbF / 25 N
MR04-10	Force sensor, miniature, 10 lbF / 50 N
MR04-20	Force sensor, miniature, 20 lbF / 100 N
MR04-50	Force sensor, miniature, 50 lbF / 250 N
MR04-100	Force sensor, miniature, 100 lbF / 500 N
SVC014	Upgrade service BGI style connector to Plug and Test™ connector

Mark-10 Push/Pull Sensors Series R05

Series R05 fully enclosed smart sensors are designed for pull / push measurements. Useful in ergonomics testing, workplace safety testing, and general lifting or tension / compression requirements. Threaded holes are supplied to accommodate various mounting configurations and attachments. For up to 500 lbF [2,500 N]. Compatible with Mark-10 model M5i and M3i indicators through unique Plug & Test™ technology.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Rugged aluminum housing
Measures push and pull force
NIST-traceable certificate of calibration included
Accuracy: ± 0.15% of full scale + indicator
Weight: 2.0 lbs (0.9 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	lbF	ozF	kgF	N	kN
MR05-500	500 x 0.2	8000 x 5	250 x 0.1	2500 x 1	2.5 x 0.001

Model	Capacity x Resolution (with Model M3i indicator)
Model	lbF	gF	kgF	N	kN
MR05-500	500 x 0.5	-	250 x 0.2	2500 x 2	-

Dimensions

Ordering Information

Model	Description
MR05-500	Force sensor, push/pull, 500 lbF / 2500 N
SVC014	Upgrade service BGI style connector to Plug and Test™ connector

Torque Sensors

Mark-10 Universal Torque Sensors Series R50

Measure bi-directional torque for a wide variety of applications. Contains a chuck for samples up to 1/2" in diameter, depending on capacity. The sensor can be used as a hand held device, or mounted to a torque test stand. Capacities available from 10 ozin to 100 lbin.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Rugged aluminum housing
NIST-traceable certificate of calibration included
Accuracy: ± 0.35% of full scale ±1 digit + indicator
Weight: from 1.4 lbs (0.6 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	ozFin	lbFin	lbFft	gFcm	kgFmm	Nmm	Ncm	Nm
MR50-10Z	10 x 0.005	-	-	700 x 0.5	7 x 0.005	70 x 0.05	7 x 0.005	-
MR50-20Z	20 x 0.01	-	-	1400 x 1	14 x 0.01	140 x 0.1	14 x 0.01	-
MR50-50Z	50 x 0.02	-	-	3600 x 2	36 x 0.02	350 x 0.2	35 x 0.02	-
MR50-12	-	12 x 0.005	1 x 0.0005	-	140 x 0.1	-	135 x 0.1	1.35 x 0.001
MR50-50	-	50 x 0.02	4 x 0.002	-	580 x 0.5	-	570 x 0.5	5.7 x 0.005
MR50-100	-	100 x 0.05	8 x 0.005	-	1150 x 0.5	-	1150 x 0.5	11.5 x 0.005

Model	Capacity x Resolution (with Model M3i indicator)
Model	ozFin	lbFin	kgFmm	Ncm
MR50-10Z	10 x 0.01	-	7 x 0.005	7 x 0.005
MR50-20Z	20 x 0.02	-	14 x 0.01	14 x 0.01
MR50-50Z	50 x 0.05	-	36 x 0.05	36 x 0.05
MR50-12	-	12 x 0.01	140 x 0.1	135 x 0.1
MR50-50	-	50 x 0.05	580 x 0.5	570 x 0.5
MR50-100	-	100 x 0.1	1150 x 1	1150 x 1

Dimensions

Ordering Information

Model	A	Chuck Size Range
MR50-10OZ	4.82 [122.4]	0.062-0.375 [1.6 - 9.5]
MR50-20OZ
MR50-50OZ
MR50-12	5.19 [131.8]	0.078 - 0.5 [2.0 - 12.7]
MR50-50
MR50-100
Additional Items to Consider
AC1007	Mounting kit, STJ, table top
SVC014	Upgrade service BGI style connector to Plug and Test™ connector

Mark-10 Universal Torque Sensors Series R51

A great solution for general bi-directional torque testing applications requiring different sample sizes. Three interchangeable chuck capacities and bit holder are available. The R51 has superb overload protection and is available in capacities from 10 ozin to 100 lbin.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Outstanding overload protection
Interchangeable chucks (order separately)
NIST-traceable certificate of calibration included
Accuracy: ± 0.20% of full scale ±1 digit + indicator
Weight: from 1.4 lbs (0.6 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	ozFin	lbFin	lbFft	gFcm	kgFmm	Nmm	Ncm	Nm
MR51-10Z	10 x 0.005	-	-	700 x 0.5	7 x 0.005	70 x 0.05	7 x 0.005	-
MR51-20Z	20 x 0.01	-	-	1400 x 1	14 x 0.01	140 x 0.1	14 x 0.01	-
MR51-50Z	50 x 0.02	-	-	3600 x 2	36 x 0.02	350 x 0.2	35 x 0.02	-
MR51-12	-	12 x 0.005	1 x 0.0005	-	140 x 0.1	-	135 x 0.1	1.35 x 0.001
MR51-50	-	50 x 0.02	4 x 0.002	-	580 x 0.5	-	570 x 0.5	5.7 x 0.005
MR51-100	-	100 x 0.05	8 x 0.005	-	1150 x 0.5	-	1150 x 0.5	11.5 x 0.005

Model	Capacity x Resolution (with Model M3i indicator)
Model	ozFin	lbFin	kgFmm	Ncm
MR51-10Z	10 x 0.01	-	7 x 0.005	7 x 0.005
MR51-20Z	20 x 0.02	-	14 x 0.01	14 x 0.01
MR51-50Z	50 x 0.05	-	36 x 0.05	35 x 0.05
MR51-12	-	12 x 0.01	140 x 0.1	135 x 0.1
MR51-50	-	50 x 0.05	580 x 0.5	570 x 0.5
MR51-100	-	100 x 0.1	1150 x 1	1150 x 1

Dimensions

Ordering Information

Model	Description
MR51-1OZ	Torque sensor, universal, 10 ozFin / 7 Ncm
MR51-2OZ	Torque sensor, universal, 20 ozFin / 14 Ncm
MR51-5OZ	Torque sensor, universal, 50 ozFin / 35 Ncm
MR51-12	Torque sensor, universal, 12 lbFin / 135 Ncm
MR51-50	Torque sensor, universal, 50 lbFin / 570 Ncm
MR51-100	Torque sensor, universal, 100 lbFin / 1150 Ncm
G1016-1	Jacobs chuck for R51, 0.028"-0.25"
G1016-2 *	Jacobs chuck for R51, 0.062"-0.375"
G1016-3 *	Jacobs chuck for R51, 0.078"-0.5"
G1017	Bit holder for R51, 1/4" hex
SVC014	Upgrade service BGI style connector to Plug and Test™ connector

* Due to the increased possibility of overload resulting from a higher weight attachment used with a lower capacity torque sensor, these attachments are recommended for use only with an MR51-12 or higher capacity model.

Mark-10 Torque Sensor for Tool Calibration Series R52

Calibrate torque tools with this torque measurement sensor, or use it as a component of a torque testing system. Tapped holes on every surface allow for easy mounting to a work bench, or fixture within a testing system. Capacities available from 10 ozin to 100 lbin.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Rugged aluminum housing
Universal mounting
May be used for torque tool calibration or as a component of a torque testing system
NIST-traceable certificate of calibration included
Accuracy: ± 0.35% of full scale ±1 digit + indicator
Weight: 1.2 lbs (0.5 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	ozFin	lbFin	lbFft	gFcm	kgFmm	Nmm	Ncm	Nm
MR52-10Z	10 x 0.006	-	-	700 x 0.5	7 x 0.005	70 x 0.05	7 x 0.005	-
MR52-20Z	20 x 0.01	-	-	1400 x 1	14 x 0.01	140 x 0.1	14 x 0.01	-
MR52-50Z	50 x 0.02	-	-	3600 x 2	36 x 0.02	350 x 0.2	35 x 0.02	-
MR52-12	-	12 x 0.005	1 x 0.0005	-	140 x 0.1	-	135 x 0.1	1.35 x 0.001
MR52-50	-	50 x 0.02	4 x 0.002	-	580 x 0.5	-	570 x 0.5	5.7 x 0.005
MR52-100	-	100 x 0.05	8 x 0.005	-	1150 x 0.5	-	1150 x 0.5	11.5 x 0.005

Model	Capacity x Resolution (with Model M3i indicator)
Model	ozFin	lbFin	kgFmm	Ncm
MR52-10Z	10 x 0.01	-	7 x 0.005	7 x 0.005
MR52-20Z	20 x 0.02	-	14 x 0.01	14 x 0.01
MR52-50Z	50 x 0.05	-	36 x 0.05	35 x 0.05
MR52-12	-	12 x 0.01	140 x 0.1	135 x 0.1
MR52-50	-	50 x 0.05	580 x 0.5	570 x 0.5
MR52-100	-	100 x 0.1	1150 x 1	1150 x 1

Dimensions

Ordering Information

Model	Description
MR52-1OZ	Torque sensor, tool calibration, 10 ozFin / 7 Ncm
MR52-2OZ	Torque sensor, tool calibration, 20 ozFin / 14 Ncm
MR52-5OZ	Torque sensor, tool calibration, 50 ozFin / 35 Ncm
MR52-12	Torque sensor, tool calibration, 12 lbFin / 135 Ncm
MR52-50	Torque sensor, tool calibration, 50 lbFin / 570 Ncm
MR52-100	Torque sensor, tool calibration, 100 lbFin / 1150 Ncm
Additional Items to Consider
AC1006	Mounting kit, STC, table top
AC1014	3/8" Jacobs chuck for STC
SVC014	Upgrade service BGI style connector to Plug and Test™ connector

Mark-10 Closure Torque Sensors Series R53

Ideal for testing torque on bottle caps, closures, valves, fasteners, and other items in sizes ranging between 0.56 - 5.7 in [14 - 148 mm] in diameter. Models contain reversible jaws or movable posts to easily accommodate a variety of shapes and sizes. Capacities available from 10 ozin to 100 lbin.

Features & Specifications

Compatible with the M3i, M5i and M7i digital indicators
Unique Plug & Test™ connector holds all calibration and configuration data
Rugged aluminum housing
Reversible jaws for round or rectangular containers
Spill proof construction
May be used for torque tool calibration
NIST-traceable certificate of calibration included
Accuracy: ± 0.7% of full scale ±1 digit + indicator
Weight: MR53-10Z - MR53-50Z: 2.2 lbs (1.0 kg), MR53-12 - MR53-100: 5.4 lbs (2.5 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	ozFin	lbFin	lbFft	gFcm	kgFmm	Nmm	Ncm	Nm
MR53-10Z	10 x 0.01	-	-	700 x 0.5	7 x 0.005	70 x 0.05	7 x 0.005	-
MR53-20Z	20 x 0.02	-	-	1400 x 1	14 x 0.01	140 x 0.1	14 x 0.01	-
MR53-50Z	50 x 0.05	-	-	3600 x 5	36 x 0.05	350 x 0.5	35 x 0.05	-
MR53-12	-	12 x 0.01	1 x 0.001	-	140 x 0.1	-	135 x 0.1	1.35 x 0.001
MR53-50	-	50 x 0.05	4 x 0.005	-	580 x 0.5	-	570 x 0.5	5.7 x 0.005
MR53-100	-	100 x 0.1	8 x 0.01	-	1150 x 1	-	1150 x 1	11.5 x 0.01

Model	Capacity x Resolution (with Model M3i indicator)
Model	ozFin	lbFin	kgFmm	Ncm
MR53-10Z	10 x 0.01	-	7 x 0.005	7 x 0.005
MR53-20Z	20 x 0.02	-	14 x 0.01	14 x 0.01
MR53-50Z	50 x 0.05	-	36 x 0.05	35 x 0.05
MR53-12	-	12 x 0.01	140 x 0.1	135 x 0.1
MR53-50	-	50 x 0.05	580 x 0.5	570 x 0.5
MR53-100	-	100 x 0.1	1150 x 1	1150 x 1

Optional Equipment

Flat rubber jaws (CT001): Alternative gripping method ideal for square or odd shaped samples.

Adjustable jaws (CT003): 4 rubber-edged gripping arms per jaw. Arms may be independently repositioned in 45° increments to accommodate unique samples.

Dimensions

Ordering Information

Model	Description
MR53-1OZ	Torque sensor, closure, 10 ozFin / 7 Ncm
MR53-2OZ	Torque sensor, closure, 20 ozFin / 14 Ncm
MR53-5OZ	Torque sensor, closure, 50 ozFin / 35 Ncm
MR53-12	Torque sensor, closure, 12 lbFin / 135 Ncm
MR53-50	Torque sensor, closure, 50 lbFin / 570 Ncm
MR53-100	Torque sensor, closure, 100 lbFin / 1150 Ncm
Additional Items to Consider
CT001	Flat jaws, pair
CT003	Adjustable jaws, pair
SVC014	Upgrade service BGI style connector to Plug and Test™ connector

Mark-10 Square Drive Torque Sensors Series R55

This rugged series of torque sensors is ideal for a wide range of torque testing applications in numerous industries. Square drives on both ends permit inline use with a torque wrench, or for use in OEM and other applications. Ranges available up to 5,000 lbFin (550 Nm).

Features & Specifications

Rugged cylindrical design
Square drives on each end
Member of the Plug & Test™ family of interchangeable sensors and indicators
Stainless steel and aluminum construction
NIST-traceable certificate of calibration included
Accuracy: ± 0.6% of full scale + indicator
Weight: MR55-20 - MR55-1000:1.3 lb (0.6 kg), MR55-5000: 1.9 lb (0.9 kg)
Warranty: 3 years

Capacity and Resolution

Model	Capacity x Resolution (with model M5i & M7i indicators)
Model	lbFin	ozFin	lbFft	kgFmm	Ncm	Nm
MR55-20	20 x 0.02	320 x 0.2	1.5 x 0.002	-	220 x 0.2	2 x 0.002
MR55-50	50 x 0.05	800 x 0.5	4 x 0.005	-	570 x 0.5	5.7 x 0.005
MR55-100	100 x 0.1	1600 x 1	8 x 0.01	-	1150 x 1	11.5 x 0.01
MR55-200	200 x 0.2	-	16 x 0.02	2300 x 2	2200 x 2	22 x 0.02
MR55-400	400 x 0.5	-	32 x 0.05	4600 x 5	4500 x 5	45 x 0.05
MR55-1000	1000 x 1	-	80 x 0.1	11500 x 10	11000 x 10	110 x 0.1
MR55-5000	5000 x 5	-	400 x 0.5	55 x 0.05 kgFm	55000 x 50	550 x 0.5

Model	Capacity x Resolution (with Model M3i indicator)
Model	lbFin	ozFin	kgFmm	Ncm
MR55-20	20 x 0.02	320 x 0.5	-	220 x 0.2
MR55-50	50 x 0.05	800 x 1	-	570 x 0.5
MR55-100	100 x 0.1	1600 x 2	-	1150 x 1
MR55-200	200 x 0.2	-	2300 x 2	2200 x 2
MR55-400	400 x 0.5	-	4600 x 5	4500 x 5
MR55-1000	1000 x 1	-	11500 x 10	11000 x 10
MR55-5000	5000 x 5	-	55 x 0.05 kgFm	550 x 0.5 Nm

Dimensions

Ordering Information

Model	Drive Size	A	B	C	D	ØE	F
MR55-20	1/4"	0.30 [7.5]	1.73 [44.0]	0.32 [8.0]	0.39 [10.0]	1.77 [45.0]	2.32 [59.0]
MR55-50
MR55-100
MR55-200	3/8"	0.41 [10.5]	1.73 [44.0]	0.43 [11.0]
MR55-400
MR55-1000	1/2"	0.59 [15.0]		0.63 [16.0]
MR55-5000	3/4"	0.89 [22.5]	2.11 [53.5]	0.94 [24.0]	0.77 [19.5]	2.01 [51.0]	2.56 [65.0]