Riello Array AR 399 SE Installation, Operation And Service Manual page 47

APPENDIX
CONNECTION DIAGRAM 905PB DISPLAY
CONNECTION DIAGRAM 905PB DISPLAY
RS485 / Mod BUS
AL-BUS
AL-BUS
CONNECTION DIAGRAM 905TS (Touchscreen) AND 905PB DISPLAY
Modbus connection diagram between the 900PB and 900TS
Pins on connector COM1 of the 900TS:
GND
J25-1
B
J25-2
A
J25-3
AL
J25-4
AL
J25-5
+24V
J25-6
J7-01
J7-02
1 2 3 4 5
6 7 8 9
905PB05_3R
Connector Function
J7 PC interface
J25 Connection to MN control/Modbus
905PB05_3R Display: RJ-11 Connector:
1 2
3 4
5 6
J25 Wire Colors:
J25-1: Grey
J25-2: Black
J25-3: Green
J25-4: Yellow
J25-5: Red
J25-6: Blue
Primary connection to 900PB:
Communication Pin
5
COM2
7
(Master)
8
Secondary connection to BMS (pre-wired):
Communication Pin
4
COM1
9
(Slave)
5
47 47
RECYCLING AND DISPOSAL
1: GND/VSS
2: ModBus_B (= Data -)
3: ModBus_A (= Data +)
3: AL_Comm
5: VSS To 905MN
6: +24V
Function Connect to
GND 900 PB (J25-1)
RS 485 + 900 PB (J25-3)
RS 485 - 900 PB (J25-2)
Function
RS485 +
RS485 -
GND
APPENDIX