Digital Phase Open & Reverse Phase & UnderVoltage Relay (GDR-JD01) User's Manual V1.10
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Kyongbo Electronics Co., Ltd.
category.
Diagnosis categories are control power, CPU WatchDog Timer, memory, and setting
value, and if a fault occurs for each category, "FAIL" is displayed, and "System Error!"
is displayed in the default LCD screen instead of "System OK!", and Error LED is
lighted red.
Self-Diagnosis Screen is as follows.
1
.
P o w e
r
F a
i
l
:
F A I L *
2
.
C P U
W a
t
c
h d o g
:
O K
3
. M e m o
r y
:
O K
4
.
S e
t
t
i
n g
:
O K
6.2.4
RS-485 Comm. Setting
It is a category to set the communication setting, and it can set Baudrate and Slave
Addr.
Selecting(
) 4. RS-485 Comm. category in Setting will display the following screen.
－ 〉
R S
-
4 8 5
C o m m .
1
.
P r o
t
o
c
o
l
: M o d B u s
*
2
.
B a u d
r a
t
e
:
1 9 2 0 0
3
.
S
l
a v
e
A d d
r
:
1
Press
Key in RS-485 Comm. screen, then it will exit this menu and convert to the
upper menu.
Category
Range
Default
Value
Description
Protocol
MODBUS
MODBUS
Communication Protocol
Baudrate
300, 600, 1200, 2400,
4800, 9600, 19200 (bps)
19200
Set the communication
speed
Slave Addr
1~254
1
Set Slave Addr
【
Table 6.4
】
RS-485 Comm. Setting
6.2.5
System Config. Setting
System Config. has detail categories of Power system, T/S Output, and Password.
