Low Temperature Thermometer
RT8B
User Guide
5
3.1 General Connections
The electrical connections for the
RT8B
thermometer power supply and temperature
output are made via the 6-way socket on the rear of the thermometer (see Fig. 6).
The connection to the thermometer can be made via any of the following:
•
Pre-wired 4m cable (AMETEK Land Part No. 029.673)
•
6-way plug (AMETEK Land Part No. 206.551)
•
6-way plug housed in protective jacket end cap (AMETEK Land Part No. 091.562)
Thermometer Pin
Function
Cable Colour
End Cap Pin No.
1
-
-
-
2
-
-
-
3
V+, 4 to 20mA
Red
5
4
-
-
-
5
-
-
-
6
V-, 4 to 20mA
Black
6
To connect the 6-way plug to the
RT8B
thermometer (see Fig. 4):
•
Align the red marker near the lugs of the plug, with the red marker
located above the keyway in the thermometer socket.
•
Push the plug into the socket, ensuring that the locking sleeve slides
forwards, locking the plug to the socket.
To disconnect the 6-way plug to the
RT8B
thermometer:
•
Grip the locking sleeve portion of the plug.
•
Slide the locking sleeve rearwards to release the locking mechanism and
disconnect the plug from the thermometer socket.
ELECTRICAL
CONNECTIONS
3
Locking Sleeve
Lugs
Keyway
Red Markers
Fig. 4 Connecting the 6-way plug to the
RT8B
Thermometer
