ขาย Extech PRC30

0 to 24mA (-25 to 125%) readout
24V DC power source for 2-wire current loop
0 to 20V DC calibration source
Source and measure 8 thermocouple type devices (J, K, T, E, C, R, S and N)
CJC - Cold Junction Compensation function
Up to five user adjustable calibration presets
Palm-sized double molded housing and large dot-matrix backlit LCD
High accuracy calibration function simulates precision thermocouple outputs for use in calibrating thermometers, transmitters, controllers or recorders
Displays output in terms of millivolts or temperature based on thermocouple tables
Zero adjustment, auto zero when power on and change mode
Standard banana I/O ports and mini thermocouple connector
Large battery bank for extended work cycle
External power adapter for continuous work cycle
Complete with test leads, alligator clips, calibration cables, 100V-240V AC universal adaptor with 4 plugs, six AA batteries, and hard carrying case