AZURA® Valve Unifier VU 4.1 Instructions V6855
Unpacking and setup 18
Signal
Explanation
FORWARD/
LOAD
TTL input
Low active
Secure switching threshold min. 10 mA
After receiving a signal (short-circuit to GND) from an
exter nal device:
LOAD (position 1 for 2 position valves)
Move to the next higher port of the valve, e. g. from
posi tion 2 to position 3
START IN
TTL input
Low active
Secure switching threshold min. 10 mA
After receiving a signal (short-circuit to GND) from an
exter nal device, the device starts.
6.8
Binary control
If the valve drive was set to binary operation (see chapter „7.6.4 Input“ on
page 28), then the connections BIN 0 - BIN 3 are available as inputs.
6.8.1
Binary code
A binary code is entered during binary control so that the valve can be set
externally in the correct position (nominal position).
The valve drive was set to binary control (see chapter „7.6.4 Input“ on
Position
BIN 0 (20=1) BIN 1 (21=2) BIN 2 (22=4) BIN 3 (23=8)
1
0
0
0
0
2
1
0
0
0
3
0
1
0
0
4
1
1
0
0
5
0
0
1
0
6
1
0
1
0
7
0
1
1
0
8
1
1
1
0
Prerequisites
