PV1000a pellet burner
p
50/ 58
DK9401B1 www.pelltech.eu
Table 23 Controller board connectors
Connector
Description
LoPr
Boiler pressure sensor connection. Must be connected to tube on left
feeder tube.
FANx-1
Prim/sec fan speed 5V power
FANx-2
Prim/sec fan speed sensor GND
FANx-3
Prim/sec fan speed sensor digital input
MOD1-1
Modem int5V output, fused through F9
MOD1-2
Modem interface Rx input
MOD1-3
Modem interface Tx output
MOD1-4
Modem interface GND
TMP1-1
Temperature sensor power +5V
TMP1-2
Temperature sensor GND
TMP1-3
Temperature sensor signal 0 – 2.5VDC
RSV-1
Level sensor receiver diode cathode
RSV-2
Level sensor receiver diode anode
TRS-1
Level sensor transmitter LED anode
TRS-2
Level sensor transmitter LED cathode
X1-1
+27VDC power output, fused through F1
X1-2
Open collector output, max 200mA, 30VDC
X1-3
Open collector output, max 200mA, 30VDC
X1-4
Open collector output, max 200mA, 30VDC
X1-5
Open collector output, max 200mA, 30VDC
X1-6
Open collector output, max 200mA, 30VDC
X1-7
Open collector output, max 200mA, 30VDC
X1-8
Open collector output, max 200mA, 30VDC
X1-9
Open collector output, max 200mA, 30VDC
X1-10
Open collector output, max 200mA, 30VDC
X2-1
GND
X2-2
+27VDC power output, fused through F3
X2-3
+27VDC power output, fused through F2
X2-4
GND
X3-1
+ Thermocouple input (fire brick temperature sensor)
X3-2
- Thermocouple input (GND)
