Okofen PE 08, Operating Manual

Page: 22 / 170

22 Connection plan
8.2 Connection plan
The Connection plan is a description of all the electrical connections from the Pelletronic heating controller:
Only an authorised installer may install and connect the
heating controller to the power supply.
Isolate the entire heating system from the power supply
before starting work on the heating controller.
Boiler outside sensor must be connected on
the first heating controller!
Terminals extra-low voltage zone Terminals low voltage zone - 120VAC
X1A Bus wiring – Bus RS485 Burner demand 1 – BRanf 1 X22
X1B Bus wiring – Bus RS485 Mixer HK1 opening – M1
X23 – 13/N
X2
Outdor sensor – AF Mixer HK1 closing – M1
X23 – 23/N
X3
Boiler sensor – KF Burner demand 2 – BRanf 2
(Potencial free contact)
X24
X4 Flow sensor HK1 – VL1 Mixer HK2 opening – M2
X25 – 13/N
X5 Flow sensor HK2 – VL2 Mixer HK2 closing – M2
X25 – 23/N
X6 DHW sensor – WW Heating circuit pump – HK1 X26
X7 AC upper sensor – PO Heating circuit pump – HK2 X27
X8
AC middle sensor – PM Solar pump 2 – Sol P2
X28
X9 AC lower sensor 1 – SPU1 Return pump – Heat main pump – ZP X29
X10
AC lower sensor 2 – SPU2 Domestic hot water – WW
X30
X11 Solar pump 1 A-class Solar pump 1– Sol P1 X31
X12 Reserve – S3
Accumulator pump – PLP
X32
X13 Reserve – S2 Power supply 115V – 240V~ X33
X14 Return sensor – ZIRK
X15
Collector sensor – KOLL
X16 Solar energy Flow – VWMZ
PE 567 EN 1.1