Final Checks - Thermo Fisher Scientific TSG Série Manuel D'installation Et Fonctionnement

Table 4. Wire Gauge and Distance to Remote
Alarm
Wire Total Wire
Gauge Length (feet)
20 530
18 840
16 1330
14 2120
12 3370
To install the remote alarm, make the following connections:
1. Connect the COMMON terminal on the cabinet switch to
the COMMON wire on the alarm.
2. To get an alarm when the switch contacts open, connect
the OPEN ON FAIL terminal on the cabinet to the OPEN
ON FAIL wire on the alarm.
3. To get an alarm when the switch contacts close, connect
the CLOSE ON FAIL terminal on the cabinet to the
CLOSE ON FAIL wire on the alarm. The COMMON and
CLOSE ON FAIL wires must be tied together in this
application
4. Plug the alarm system service cord into an electrical
outlet.
5. The contacts will trip in the event of high temperature
alarm or low temperature alarm.

Final Checks

Before start up, be sure to complete the following steps:
1. Make sure that the unit is free of all wood or cardboard
shipping materials, both inside and outside.
2. Check the positions of the shelves. If you want to adjust
the positions.
3. Verify that the unit is connected to a dedicated circuit.
14 | Installation
Distance to Alarm 1/2
Wire Length (feet)
265
420
665
1060
1685
General Purpose and Chromatography Refrigerators