Belimo VRU-M1R-BAC Lembar Data Teknis - Halaman 5
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Halaman Cetak
Electrical installation
Wiring diagrams
AC/DC 24 V, modulating (VAV)
AC/DC 24 V, contactor step control (CAV)
AC/DC 24 V, override control z1/z2
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Technical data sheet
Priority rule - Analog VAV control
(a)
1. z1
2. z2
3. a) adaptation
b) synchronisation
4. Y-modulating: min...max
(see override control z1/z2)
Override command 'damper
CLOSE' over reference signal Y
(in Mode 2...10 V):
< 0.3 V = damper CLOSE
> 0.3...2 V = V'min
2...10 V = V'min...V'max
Priority rule - Analogue CAV step
control (b)
1. z1
2. z2
3. a) adaptation
b) synchronisation
4. Y-steps: CLOSE-MIN-MAX
(see override control z1/z2)
Contact 2-3 = MAX
3 uncoated = MIN
Contact 1-3 = CLOSE (mode
2...10 V)
MIN (mode 0...10 V)
Override control z1
Contact 11-9 = Motor STOP
Contact 11-10 = Damper OPEN
Override control z2
Contact 12-13 = Damper CLOSED
Contact 12-14 = MAX
11/12 uncoated = priority rule
a/b/c/d/e
VRU-M1R-BAC • en-gb • 2023-10-05 • Subject to change
VRU-M1R-BAC
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