Tech support

TR42

LED Description
L1 L2 L1/L2 threshold reached. Output relay L1/L2 active
FAN Flashing: Temperature reached threshold or weekly function active.Output relay FAN active. Fixed: Fan activated manually
FAULT PT input error
PT L1/L2 threshold reached. Flashing: Fault
SET Setting mode
C MAX Menu of Max. Temp. reached by PT's
AUTO Auto scan mode
DISPLAY Description
FCO Sensor cable is unattached.
FCC Sensor cable is on short circuit

View Temperatures

In this example we check de temperatures of each channel

Setpoint Programming

In this example we change the numbers of Pt sensors connected to the TR42

Step Description
Menu SET Press SET button until green led SET is ON
Edit mode Long press Enter until display flashes
Edit value Use arrows to select the value
Store Press Enter to Store

Password Change

In this example we change the password.  To set Factory default password, check instruction manual

Step Description
Menu SET Press SET button until green led SET is ON
Edit mode Long press Enter until display flashes
Edit value Use arrows to select the value
Store Press Enter to Store

Reset maximum temperature

In this example we reset the maximum temperature of one channel.

Step Description
Menu C MAX Press SET button until green led C MAX is ON
Select Pt Select the Pt to be reset
Reset Long press Enter until value is changed to the actual temperature.
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