2.2 Power
When battery voltage reaches about 6 volts, the display will exhibit a flashing: “LOW BAT” indication. A minimum of 20 hours of operation time remains upon initial appearance of the “LOW BAT” indication. When the battery voltage drops below 5 volts, an overload indications of three columns of dashes will appear on the display in addition to the flashing “LOW BAT” symbol.
The indicator uses a NEDA 1604 (or equivalent) 9 Volt battery. The battery will provide a minimum of 2000 hours of continuous thermocouple operation, 500 hours of RTD operation, or 1200 hours of thermistor operation. To replace the battery, follow these steps.
Note: The indicator must be OFF when
Replacing the battery.
Step 1: Place the indicator face down on a flat surface and remove the four screws located in
8
