39
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
Summary of Contents for AirLINE Ex 8650
Page 56: ...56 Type 8650 english Configuration and Function of the Modules...
Page 88: ...88 Fig 16 Parameters of an AirLINE Ex pneumatic module Type 8650 english Commissioning...
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