Xylem Q 2Rils 485 Signal delivery panel EN 12845 Manuale d'uso
Pagina 30
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QS1
Main switch
FU1
Fuse protecting the primary transformer circuit.
0.5A delayed fuse 5x20.
Disconnect the power supply before performing maintenance operations.
L - N -
Electrical input of Q-2Rils 485 signal re-sending panel
Specifications 1x230Vac, 50/60Hz.
BT1
Sealed lead dioxide battery, type: 12Vdc, 2.3Ah, 178x34x66 (mm).
ATTENTION! Observe the WARNINGS in paragraph 4.
KL1
Electronic battery charger unit + TECHNICAL DATA….
KL2
Electronic digital (10 digital inputs) – 485 serial conversion unit.
KL3
Electronic digital (10 digital inputs) – 485 serial conversion unit.
8.2 Description of the components of the digital – ModBus conversion unit ( KL2, KL3 figure 2)
Fig.2
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