4.1 Electrical installation
W A R N I N G
The figures that follow show the options to install the sensor in a non-hazardous location. To install
the GS2440EX sensor in a hazardous location, refer to the instructions in the
GS2440EX Hazardous
Location Safety Precautions
and
CAx440EX Field Transmitter Hazardous Location Safety
Precautions
documents.
Connect the sensor to one of the options that follows:
• CAx440EX field transmitter—
• CAx440EX field transmitter and a device—
• CDx440sc gateway and an SC Controller—
• Device—
Figure 5 CAx440EX field transmitter
1
Non-hazardous area
4
RS-232 sensor cable
2
Sensor
5
Field transmitter
3
Power/4–20 mA sensor cable
6
DC power cable (optional, user supplied)
4
Figure 6 CAx440EX field transmitter and a device
1
Non-hazardous area
5
Field transmitter
2
Sensor
6
Device cable, 4-20 mA analog output of sensor
(user supplied)
3
Power/4–20 mA sensor cable
7
Device (e.g., SCADA or PLC)
4
RS-232 sensor cable
8
DC power cable (optional, user supplied)
4
4
A DC power supply can be used as an alternative to batteries or with batteries in the field
transmitter. Refer to the CAx440EX field transmitter documentation for instructions.
English
13
Содержание GS1440
Страница 541: ......