The Old Way
(Instrument display hard to see.)
The CalPort Way
(Instrument display easily seen.)
To Monitor Circuit In Operation
- Open Panel
- This is very time consuming.
- Locate Thermocouple Termination.
- Watch out for high voltage areas!
- “Clip-On” to Screw Terminals
- Observe Polarity – Test clips easily slip off
To Monitor Circuit In Operation
- Plug into TEST port.
- Front-Panel Accessible.
To Test Isolated Thermocouple
- After panel has been opened
- Disconnect thermocouple from Instrument.
(Time consuming – tedious – must insure that disconnected wires are properly identified.) - Clip on to Sendor Wires
- Observe polarity color code.
To Test Isolated Thermocouple
- Remove secured SHUNT-PLUG
SHUNT is secured by screw & retained by chain. - Plug into T/C port.
- Uses polarized mini plug.
Order the Marlin Mini CalPort for your Instrumentation:
Marlin Model 1296 – ____ (Specify thermocouple type J, K, R,S etc.)