Installing The Heater; Figure 14 Heater Th-102 Installation Location - Mircom TX3 Series Installation And Operation Manual

2.12

Installing the Heater

For temperatures where the Emergency Phone operates below 0°C (32°F) at any
time, a heater must be installed inside the enclosure as shown in Figure 14.
For additional information refer to LT-653 TH-102 Heater Installation
Instructions.
PS-24 TRANSFORMER
120V AC
60 HZ
24V AC
Figure 14. Heater TH-102 Installation Location
To install the heater
1.
2.
Note:
TX3 Emergency Phone Installation and Operation Manual
Version 2
LT-6113 Copyright 2017
18 AWG
TWISTED PAIR
TH-102 HE ATER
Place the TH-102 Heater into the bottom right-hand corner of the
enclosure and secure using the two supplied spacers and two hex nuts.
Connect the TH-102 heater to the PS-24 Transformer 24 VAC terminal
screws using a pair of #18 AWG wires.
The transformer must be installed outside the enclosure.
Installation
ENCLOSURE
29