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7
insTallaTion
7.1 safety instructions
Danger!
Risk of injury from high pressure in the equipment!
▶
Before loosening the pipes and valves, turn off the pressure and vent
the lines.
Risk of injury due to electrical shock!
▶
Before reaching into the device or the equipment, switch off the power
supply and secure to prevent reactivation.
▶
Observe applicable accident prevention and safety regulations for
electrical equipment.
Warning!
Risk of injury from improper installation!
▶
Installation may be carried out by authorized technicians only and with
the appropriate tools.
Risk of injury from unintentional activation of the system and an
uncontrolled restart!
▶
Secure system from unintentional activation.
▶
Following assembly, ensure a controlled restart.
7.2 electrical connections
7.2.1 Type 8605 cable plug version
Type 8605 with cable plug version is connected electrically via a 4-pin
terminal strip in the device.
Cable diameter
6 ... 8 mm
Cable cross-section
max. 0.75 mm
2
Cable connections
Cable gland or plug-in connector M12,
4-pin
Standard signal (+)
Standard signal (-)
GND
12 ... 24 V DC
Fig. 3: Terminal strip connection
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Standard signal (+)
Standard signal (-)
12 ... 24 V DC
GND
Fig. 4: Plug connector connection
Tighten screw M3 to max. 0.3 Nm
Fig. 5: Assembly at the valve
note!
Ensure proper seating of the valve when screwing onto the valve (cable
plug version).
Do not tighten the screw M3 too tightly (max. 0.3 Nm), as otherwise
the housing will be deformed and proper operation of the keys will no
longer be possible.
7.2.2 leds during operation without operating unit
During operation of the control electronics Type 8605 cable plug version
without operating unit, the operating status is indicated by two LEDs.
LED green: Device in operation
LED yellow: Current through valve
Fig. 6: LEDs for version without operating unit
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7.2.3 Type 8605 din rail version
The electrical connection of Type 8605 DIN rail version is made via
terminal strips.
Terminal strip
Cable
cross-section
2-pin
For valve
max. 1.5 mm
2
3-pin
For RS232 or RS485 interface
max. 0.5 mm
2
4-pin
For voltage supply and standard
signal
max. 1.5 mm
2
1
2
5
6
3
4
7
8
9
Fig. 7: Terminal strip connection
Legend to figure:
1 12 ... 24 V DC
6 Valve
2 GND
7 RS485-B / TxD
3 Standard signal (-)
8 RS485-A / RxD
4 Standard signal (+)
9 GND
5 Valve
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cleaninG
Use the normal cleaning agents to clean the Control Electronics, Type
8605. Use no alkaline cleansing agents, as these have a damaging effect
on the materials used.
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