Chapter 4 Electrical Installation
Shenzhen Hpmont Technology Co., Ltd.
- 14 -
HD3N-L Series User Manual V1.0
Control Terminal Description
Figure 4-2 Control terminal
Table 4-4 Control terminal description
Terminal
Description
A, B
Communication
terminal
A: 485+, B: 485-
P24, COM
Digital power
supply
Digital input +24V power supply, Max. output current is 200mA
DI1 - DI8
Digital input
Programmable bipolar optional input signal, compatible with DC/AC
input signal
DI1 - DI5, DI7 - DI8:
•
Input voltage: 12 - 30VDC, 12 - 30VAC
•
Input impedance: 6.2kΩ
DI6:
•
Input voltage: 12 - 30VDC
•
Can be selectable for high-plush input, max-frequency 50kHz
SEL
Digital input
common terminal
SEL and P24 are connected by default
•
Disconnect SEL and P24 when use external power to drive DI
DO1, COM
DO2, COM
Digital output
Programmable optical-couple isolation, open collector output
•
Output voltage: 0 - 30VDC, max-output current 50mA
•
DO2 can be selectable for pulse frequency output, max-frequency
10kHz
+10V, GND
Analogue power
supply
Analogue input use +10V power supply, Max. output current is 100mA
•
GND is isolated to COM
AI, GND
Analogue input
Input voltage: 0 - 10V, input impedance: 22kΩ
AO, GND
Analogue output
Programmable output
Output voltage: 0 - 10V
R1A/R1B/R1C
R2A/R2C
Relay output
Programmable output, contact rating: 250VAC/3A or 30VDC/1A
•
R1B, R1C normally closed; R1A, R1C normally open, R2A, R2C
normally open
Control Board
DI1 DI2 DI3 DI4 DI5 DI6 DI7
DO1
P24 SEL COM COM
DO2
A
AI
B
AO
+10V
GND
DI8
R1A R2A
R1B
R2C
R1C