Installation
Installation
34
3.RJ45 Connection Steps:
(1) Prepare RJ45 connector and a communication cable.
(2) Strip the insulation from the communication cable.
(3) Let the communication cable pass though the waterproof connector
with RJ45, then insert it into the RJ45 connector following the PIN definition
rule.
(4) Crimp the RJ45 connector with the crimping plier.
(5) Insert the cable into the COM port of the inverter, and tighten the
waterproof connector.
a. DRM is provided to support several demand response modes by giving
control signals as below.
1
8
DRM, Dry
Contact, Heat
Pump Controller Steps:
Pin
Definition
1
2
3
4
5
6
7
8
X
X
X
X
REF GEN
DRM0
Pin
Definition
1
2
3
4
5
6
7
8
Dry
X
X
Pin
Definition
1
2
3
4
5
6
7
8
X
X
Heat Pump Con
X
X
X
X
b. Dry Contact is provided to control the closing and breaking of switches by
giving control signals as below.
c. Heat Pump Controller is provided to draw heat from the surroundings and
transfer it to the object to be heated by sending control signals as below.
Dry Contact-
Heat Pump Controller-
1. Prepare RJ45 connector and a communication cable.
2. Strip the insulation from the communication cable.
3. Let the communication cable pass though the waterproof plug, then
insert it into the RJ45 connector following the PIN definition rule.
4. Crimp the RJ45 connector with the crimping plier.
5. Insert the cable into the COM port of the inverter, and tighten the
waterproof plug.
Connection Steps:
X
X
X
X
X
X
35
The PIN de nitions of RS485/Meter interface are as below.
1
2
Pin
Definition
1
2
3
4
5
6
485A
485B
485A
485B
meter A
meter B
