SP1500 Manual

3-2-1. Remote Port (RJ-11)

The SP Series Inverter can be compatible with CR-8, and CR-16

remote control via RS-232 Communication.

Before using the remote control, make sure the main switch on

inverter must be at “ REMOTE” position.

Pin Number Signal Description ①

1 Reserved --

2GND

The same polarity as the battery negative

side

3 RXD RS-232 RXD

4 TXD RS-232 TXD

5 RMT Remote controller panel (positive)

6 VCC Internal power for remote controller

Table 28. SP Series Remote Port : RJ-11

3-2-2. Remote Control Green Terminal

Remote control green terminal

② may be connected to a Form C

relay for “FAULT” indication. When “FAULT” occurs, the relay

switches.

Figure 15. Remote control terminal

Item Description Item Description

Dry contact

(Normal Open)

4 Enable+ (ENB)

2 Common 5 Enable- ( )

Dry contact

(Normal Closed)

6 Ground

Table 29. Dry contact terminal definition

Note! Pin-6 is the same polarity with battery negative

electrode.