Xylem CCD 401 Installation, Operation And Maintenance Manual page 16

5 Technical Reference
Terminal
E01
E02
GND
485 A
485 B
E06
E07
GND
E09
E10
DI1
DI2
GND
DI3
DI4
DC+
DC-
GND
232 TX
232 RX
E21
GND
E24
+24
E26
E27
GND
AI2
AI1
Antenna
• SMA connector
• Maximum 4 m (13.1 ft) cable
• Torque 0.56 Nm (0.41 lb.ft)
12
Description
Not used
Not used
Signal ground
RS-485, 120 ohm termination resistor, A
RS-485, 120 ohm termination resistor, B
Not used
Not used
Signal ground
Not used
Not used
Digital input 1, Pull up input
Digital input 2, Pull up input
Signal ground
Digital input 3, Pull up input
Digital input 4, Pull up input
Input power, +24 VDC
Input power, ground (earth)
Signal ground
RS-232, Tx, RTU Rx
RS-232, Rx, RTU Tx
Not used
Signal ground
Signal ground (chassis ground)
Not used
+24 VDC supply, maximum 50 mA
Not used
Not used
Signal ground
Analog input 2, 4-20 mA
Analog input 1, 4-20 mA
CCD 401 Installation, Operation, and Maintenance Manual