The Martindale TEK300 current calibrator has sink, source and monitor modes for 0 to 20mA. It is ideal for most process control as well as general purpose signal injection applications. Martindale TEK300 current calibrator is a handheld, fully portable unit has a 3½ digit display with overload protection for additional safety.
Martindale TEK300 current calibrator features:
Monitor mode:0 to 20mA auto ranging, 10µA resolution
Source mode:0 to 20mA, 10µA resolution
Sink mode:0 to 20mA
Dimensions: 180 x 100 x 44mm
Weight: 380g
Requires 2 x 9V alkaline batteries
DC / DC Converter output5V (+0.1V)
Current Range 0 - 20mA F.S. (+0.1%)
Resolution 10µA
Temperature Drift 150ppm / °C
Linearity +0.15%
Output Noise (typically) 4mV p/p
Indicators LED (Green) Battery OK, LED (Red) Output Error