This document describes the features and functions of the Extech 422123 Precision Multifunction Calibrator, including output mA, mV, V, Temperature (°C/°F) and Frequency, and the method of use.
This manual provides instructions for the Extech 422123 Precision Multifunction Calibrator, a device capable of sourcing mA, mV, V, temperature (°C/°F), and frequency. It details the use of STEP and AUTO RAMP features for current and voltage outputs.
| Display | Large 5 digit multifunction LCD |
|---|---|
| DC Current Ranges | 4 to 20.000mA, 0 to 20.000mA, 0 to 24.000mA |
| DC Voltage Ranges | 0 to 100.00mV; 0 to 1.0000V; 0 to 12.000V |
| Power Supply | 9V battery, external battery pack (6 x 1.5V 'AA'), or optional AC adapter |
| Operating Conditions | 32 to 122 o F (0 to 50 o C); 85% RH max. |
| Dimensions | 3.46 x 6.61 x 1.03" (88 x 168 x 26mm) |
The device simulates Type K, J, E, and T thermocouples.
The meter must be warmed up for 20 minutes before use for optimum accuracy.
Each 1% step has a time interval of 0.08 seconds.