Electrical Connections; Mains Power Supply; Remote Calibration Unit (Optional) - Ametek Thermox WDG-1200 Insitu User Manual

Electrical Connections

3-10 | Thermox WDG-1200/1210 Insitu Probes
The customer is responsible for providing all switch cabinets, distribution boxes,
fuses and other components for electrical installation as well as the mains power
supply connections.
The use of a circuit breaker or an isolations switch and a 5A (max)

fuse (supplied by the customer) is recommended.
NOTE

Mains power supply

Mains power connections must be made for:
• the oxygen probe
• the optional remote calibration unit (where applicable)
• any additional equipment (e.g., chart recorder, etc.)

remote Calibration unit (optional)

Signal connections must be made for:
• Automatic Trigger
• Pressure Signals
The automatic trigger circuit is not isolated from internal DC circuits
and provides only for Basic insulation. Circuits connected to this
set of terminals must be connected only to appropriate components
and properly insulated to provide at least an additional level of Basic
insulation to assure user safety.
Both the WDG-1200 Insitu and the WDG-1210 Insitu are designed

to work in conjunction with the 1200/1210 Remote Calibration Gas
Unit.
NOTE