
2 Installation and Wiring
- 27 -
24V2 COM2
T1A T1C T2A T2C
P1+ P1- P2+ P2- PT1+PT1-PT2+ PT2-
D1 D2 D3 D4 D5 D6 COM
24V1COM1 24V1COM1 485+485-GND
DB9
RJ45
24V2 COM
2
T1A T1C T2A T2C
P1+ P1- P2+ P2-
PT1
+
PT1
-
PT2
+ PT2-
D1 D2 D3 D4 D5 D6 CO
M
24V
1
COM
1
24V
1
COM
1
485
+ 485-GND
DB9
RJ45
Figure 2-9
CP700 control terminal arrangement
Table 2-2
Control terminal description
Category
Terminal
Symbol
Function Description
Technical Specifications
Relay output
T1A, T1C,
T2A, and T2C
Relay output
T1A and T1C for the
solenoid valves by default
Built-in 220 VAC power supply;
power capacity 50 VA; T1A-T1C
supported; T2A-T2C two-way current
output; total output less than0.2 A
T1A-T1C: NO
T2A-T2C: NO
Pressure sensor
input
P1+ and P2+
Pressure sensor power
input
24 VDC, 4–20 mA input, active
P1- and P2-
Pressure sensor signal
input
Temperature
sensor input
PT1+ and PT2+
Temperature sensor PT100
input
–25℃ to +220℃ temperature
detection with deviation of ±3℃ ,
passive
PT1- and PT2-
Digital
input
DI1–DI4
Common multi-function
input terminals
Isolated drain input at a frequency
lower than 100 Hz
DI5–DI6
Common multi-function
input terminals
(PTC protection supported)
Isolated drain input at a frequency
lower than 100 Hz; operation
triggered when the PTC resistance is
2.3 kΩ
COM
Common terminal of multi-
function input terminals
Internally connected to GND
24V1 external
power supply
port
24V1
24 V power supplied in the
board
24 V±10%; maximum output
current 500 mA; touch screen power
supply
COM1
24 V power ground in the
board