Features at a Glance

MS7221 Volt/mA Calibrator is a source and measurement tool. This Calibrator can be used in measurement or output 0 to 24 mA DC current loop, and 0 to 10 V DC voltage.
·         Measure loop current (0-20 mA, 4-20 mA) signals with very high accuracy of 0.015% and 1 mA resolution
·         Measure voltage output process signals from PLCs, transmitters
·         Source or simulate 24 mA loop current
·         Source voltage to 100 mV or 10V
·         24V loop supply with simultaneous current measurement
·         Enhanced voltage and current measure and source accuracy
·         Improved battery life
·         250 ohm HART resistor with loop power
·         Holster features test lead storage
·         Compatible with toolpack magnetic hanging system
·         Step and linear ramp output function
·         Configurable zero and span settings

 

technical_parameters

 

Functional specifications

Measure / Source mV	Range:	0 to 100 mV
	Resolution:	0.01 mV
	Accuracy:	0.02% + 2 counts
Measure / Source V	Range:	0 to 10 V
	Resolution:	0.001 V
	Accuracy:	0.02% + 2 counts
Measure / Source/ Simulate mA (% of span)	Range:	0 to 24 mA (-25% to 125%)
	Resolution:	0.001 mA
	Accuracy:	0.015% + 4 counts
	Note: Sink (simulate transmitter) Display mA or % of span

 

Specifications

Loop Power	Range:	24 V dc
	Accuracy:	+/- 10%
	Note: Drive; 20 mA into 1000 Ω for battery >6.8V; 700 Ω for battery 5.8 to 6.8 V
Display	Clear 5 digit LCD