RTU SOLUTIONS
Remote terminal unit IREL RB-4:
outputs for 4 zones, inputs for 3 sensors 0..3V
Inputs:
Sen_1…Sen_3 – sensors 0..3V
+5V DC
RS-485_A
RS-485_B
GND – digital
+12V DC
24VAC_F – phase of alternating voltage 24V
Outputs:
OUT_V1..OUT_V4 – zones 1..4
Dimensions:
105cm H*63cm W*40cm D
Remote terminal unit IREL RB-8:
outputs for 8 zones, inputs for 3 sensors 0..3V
Connector P1 Сable 10 wires Signal name
Contact # Wire color
1 brown 24VAC_F (phase)
2 yellow 24VAC_C (common)
3 blue OUT_V7 (zone 7)
4 white OUT_V8 (zone 8)
5 red OUT_V5 (zone 5)
6 black OUT_V6 (zone 6)
7 grey OUT_V3 (zone 3)
8 green OUT_V4 (zone 4)
9 pink OUT_V1 (zone 1)
10 violet OUT_V2 (zone 2)
Connector P2 Сable 8 wires Signal name
Contact # Wire color
1 blue RS-485_A
2 white RS-485_B
3 pink Sen_1 (sensor 0..3V)
4 grey Sen_2 (sensor 0..3V)
5 green Sen_3 (sensor 0..3V)
6 brown Reset RF
7 yellow GND – digital
8 red +12V DC
Dimensions:
154cm H*85cm W*43cm D