Channel assignment, Diagnosis (electronic module), Accessory – Burkert Type 8650 User Manual
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2.5.
Channel Assignment
2 bytes must be planned per valve segment / electronic module. These are allocated to the channels as shown
here:
Byte
High-Byte
Low-Byte
Bit
7
...
0
7
6
5
4
3
2
1
0
Channel number with
4-channel modules
X
X
X
X
X
X
X
3
2
1
0
Channel number with
8-channel modules
X
X
X
7
6
5
4
3
2
1
0
The channel status LEDs on the electronic module are assigned to the channel / valve numbers.
0 2 4 6
1 3 5 7
Service.port.assignment...
(8-channel.module)
Valves
Valves
0 . . . 3
1 . . . 7
0 . . . 6
Valves
Valves
(4-channel module)
(8-channel module)
Fig. 11: Valve assignment
2.6.
Diagnosis (Electronic Module)
Group.fault.display: Yes, locally at the electronic module (red LED)
Diagnostic.functions (can.be.read.out.using.Profibus):
• Channel status diagnosis (channel open, channel short circuited)
• Individual switching cycle counter for each channel with warning limits for pilot valve and connected actuator
2.7.
Accessory
Valve.segment.-.Accessory
Ident.no.
Plug to block P-channel
(to build up several pressure levels or medium groups in an AirLINE Ex system type 8650)
655 068
Type 8650
english
Configuration and Function of the
Modules