
OPERATING INSTRUCTIONS
READ RESISTANCE
Ohms
Choose this function to measure resistance from 0.0 to 1000.0 Ohms.
1)Disconnect one or both input wires from the device to be calibrated.
2)Press the T/C/RTD/Ω pushbutton until the Ω symbol appears on the display.
3)Press the DISPLAY/SOURCE/READ 
4)Press the TYPE/ENG UNITS 
5)Connect the red READ (+) lead and the black READ 
Signals above or below those available for the currently select- ed range will be indicated by OVER and UNDER on the display.
Receiver Input
Ohms or 
Controller
Transmitter
Computer
OPERATING INSTRUCTIONS
CHECK CONTINUITY
Choose this function to check continuity. A tone will sound and a sound symbol will appear on the display when the resistance between the leads is less than 100 Ohms.
1)Plug the leads into the TechChek 
2)Press the T/C/RTD/Ω pushbutton until the Ω symbol appears on the display.
3)Press the DISPLAY/SOURCE/READ 
4)Press the TYPE/ENG UNITS pushbuuton once to switch between READ and CONTINUITY on the display
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