Shenzhen Hpmont Technology Co., Ltd.
Chapter 4 Electrical Installation
HD3N Series User Manual V1.1
- 27 -
4.4.6
Communication Terminal (90 - 400kW)
Do not use communication terminal and RJ45
simultaneously.
Terminal
Description
A
485+
B
485-
Pin
Difinition
1,3
+5V
2
485+
4,5,6
GND
7
485-
8
Unused
4.4.7
Control Terminal Wiring
To reduce the interference and attenuation of control signal, length of control cable should limit within
50m. There should be more than 0.3m between the control cable and the motor cable.
The control cable must be shielded cable. The analogue signal cable must be shielded twisted pair.
Figure 4-5 HD3N control board connection
Digital input (DI) connection
Compatible with DC/AC input signal.
•
Input voltage: 15VDC - 56VDC, compatible with 24VDC/36VDC/48VDC.
•
Input voltage: 12VAC - 54VAC, compatible with 36VAC/48VAC.
RJ45
Control Board
Terminal
A
B
RJ45
1
8
DI1
DO2
DO1
CME
R1A
R1C
R1B
Programmable
relay output
Programmable open
collector channel 1
Programmable open
collector channel 2
GND
AO1
AO2
Analogue output channel 1
Input terminal 1
Input terminal 2
Input terminal 3
Input terminal 4
Input terminal 5
Input terminal 6
DI2
DI3
DI4
DI5
DI6
COM
AI1
AI2
+10
AI1
AI2
HD3N
GND
Analogue output channel 2
COM
PE
Control Board
AI2
C
N
2
3
1
AO1
C
N7
3
1
AO2
C
N
8
3
1
4