Product Manual

15
OPERATION
1. Working mode
Output-Only Mode – When the PG1800WP is in output-only mode, no input
power is connected, but loads/devices are connected to the system. To enter
the output-only mode, power on the PG1800WP by pressing and holding the
ON/OFF power button for approximately one-half second and release the button
when the unit beeps.
The self-test display appears when the PG1800WP is initially powered on
Output-only mode display Backlight dims after 10 seconds automatically
Figure 10 Output-only Mode
When the PG1800WP is in output-only mode, following indicators will be
displayed:
- Battery voltage: 12.8 V
- Output power: 1.00 kW
- Battery level
- Remaining work time 78:00
Whenever a device / load is plugged in or unplugged, related output indicator
will be illuminated or dimmed, the backlight will be illuminated for 5 seconds
and the beeper will sound. If the PG1800WP detects an error, the LCD display’s
backlight will turn red and begin ashing. The relevant error code will be
displayed and the beeper will sound every second.
If the PG1800WP’s level falls below 10.5 V, the unit will automatically shut off.
Charging-Only Mode - Input power is connected (from either AC or solar) and
no output loads / devices are connected.
When connecting to the solar panel or any sources of AC power, the PG1800WP
will beep and all shaded indicators will be illuminated for approximately three
seconds, the backlight will be illuminated for ten seconds and then dim.