Honeywell HVAC232 Series, Applications Manual

Page: 26 / 145

Application manual HVAC232/402 | Document 27-652 | Issue ENG06 | 2019-08-07 26
Allowed option boards in HVAC232/402
NOTE:
When OPTB1, OPTB2 or OPTB4 are used in HVAC232/402,
+24 VDC (±10 %, min. 300 mA) power should be supplied to
Terminal 6 (+24_out) and Terminal 3 (GND) in control board.
Table 6.
Option boards (all boards are varnished)
OPTB1 6 × inputs/outputs programmable
OPTB2 2 × Relay Thermistor
OPTB4 2 AO & 1 AI mA
OPTB5 3 × Relay output
OPTB9 1 × RO, 5 × inputs 42…240 V
OPTBF 1 AI mA, 1RO, 1DO op. col.
OPTBH 3 × temp sensors Pt-1000, Ni-1000 or Pt-100
OPTE9 Modbus TCP Dual port
Fig.28. Install the control cables MI1-MI3.
See Chapter „6.2 Control I/O“ on page 42
Fig. 29. Install the control cables MI4 - MI5.
See Chapter „6.2 Control I/O“ on page 42
Strip the plastic cable
coating for 560° earthing
Control cable tightening
torque: 0.4 Nm