Internal Heater (A-Cs-Cab-Heat); Technical Data; Figure 6-10: Internal Heater - NBN Fluke CS400 Hardware Manual

6.6 Internal Heater (A-CS-CAB-HEAT)

The internal heater is for the use in the system connection box for ambient temperatures below 0°C (32°F). The
surface temperatures on the accessible side surfaces of the housing are kept down as a result of the heater design.
The heater comes with plug-in thermostat and is designed for permanent operation.

6.6.1 Technical Data

Voltage
Heating capacity
Wiring
Mounting
Fitting position
Operating temperature
Storage temperature
For more detailed information see section 8.4
100 to 240 VAC
max. 50 W (170 BTU/hour)
cable diameter max. 2.5 mm² (AWG 14)
DIN rail
vertical
-20 to 70°C (-4 to 158°F)
-45 to 70°C (-49 to 158°F)

Figure 6-10: Internal Heater

System Connection Box –
Internal Heater (A-CS-CAB-HEAT)
Wiring, page 50.
Accessories 6
45