Technical Information
62
CVA 265x & CVA 266x
ST 3
Pin Use
1 House Bus +5V
2 House Bus Common 1
3 House Bus Common 2
4 House Bus GND
ST 4
1 Brew Unit Encoder (position sensor) GND
2 Brew Unit Encoder (position sensor) chan. 1
3 Brew Unit Encoder (position sensor) chan. 2
4 Brew Unit Encoder (position sensor) +5V
5
Capsule Transport Motor (
)
6 Capsule Transport Motor (+)
ST 5
1 Brew Unit Motor +12V
2 Ceramic Valve Motor +12V
3 Brew Unit Motor –12V
4 Ceramic Valve Motor –12V
ST 6
1 Waste Container Optical Sensor Transmitter –12V LED (pin 4 on sensor)
2 Waste Container Optical Sensor Transmitter +12V LED (pin 3 on sensor)
3 Waste Container Optical Sensor Receiver GND (pin 1 on sensor)
4 Waste Container Optical Sensor Receiver Output (pin 1 on sensor)
5 Ceramic Valve Reference Switch Contact
6 Ceramic Valve Position Switch Contact
7 Ceramic Valve Reference Switch GND
8 Ceramic Valve Position Switch GND
9 Steam Valve Switch GND
10 Steam Valve Contact
ST 7
1 Flow Meter GND
2 Flow Meter Output
3 Flow Meter +5V
4 NTC Temperature Sensor – Coffee/Hot-Water Heater
5 NTC Temperature Sensor – Coffee/Hot-Water Heater
6 NTC Temperature Sensor – Steam Heater
7 NTC Temperature Sensor – Steam Heater
ST 8
1 Display Electronic +12V
2 Display Electronic standby
3 Display Electronic SPI MOSI
4 Display Electronic SPI MISO
5 Display Electronic SPI clock
6 Display Electronic GND
7 Display Electronic house bus common1
8 Display Electronic house bus common 2
ST 9
1 Steam Heater Fuse
2 (vacant)
3 Coffee/Hot-Water Heater Fuse
4 (vacant)
5 Live (phase)
6 (vacant)
7 Coffee/Hot-Water Pump Temperature Monitor
8 Steam Pump Temperature Monitor
9 Main Switch Disconnection
ST 10
1 Output from Switch (L)
2 Transformer (if applicable) or neutral
3
Ground
Table 060-1: EPL 85x Power Electronic Plug and Pin Connections
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