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Velleman VMB4RY Manual page 5

4 channel relay module for velbus system
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Transmits the relay status:
SID10-SID9 = 11 (lowest priority)
SID8...SID1 = Address set by hex switches
RTR = 0
DATABYTE1 = COMMAND_RELAY_STATUS (H'FB')
DATABYTE2 = Relay bit number
Contents
B'00000001'
B'00000010'
B'00000100'
B'00001000'
DATABYTE3 = Mode setting
Contents
0
1
2
3
4
5
6
7
DATABYTE4 = Relay status
Contents
B'00000000'
B'00000001'
B'00000010'
B'00000100'
B'00001000'
B'00010001'
B'00100010'
B'01000100'
B'10001000'
DATABYTE5 = Led status
Contents
B'00000000'
B'10000000'
B'01000000'
B'00100000'
B'00010000'
DATABYTE6 = high byte of current delay time
DATABYTE7 = mid byte of current delay time
DATABYTE8 = low byte of current delay time
Remark:
[DATABYTE6][DATABYTE7][DATABYTE8] contain a 24-bit time in seconds
Relay number
Channel 4
Mode
Start/stop timer
Staircase timer
Non-retriggerable timer
Turn-off delay
Turn-on delay
Timer triggered on release
Blinking timer
Dual timer
Relay status
Relays off
Relay channel 1 on
Relay channel 2 on
Relay channel 3 on
Relay channel 4 on
Relay channel 1 blinks
Relay channel 2 blinks
Relay channel 3 blinks
Relay channel 4 blinks
Mode
LED off
LED on
LED slow blinking
LED fast blinking
LED very fast blinking
VMB1RY PROTOCOL - edition 1 _ rev4
5

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