Watts valpes VRX Mode D'emploi page 37

FAILSAFE MODELS
VRX and VSX FAILSAFE models
II 2 G D Ex d IIB T5 Gb Ex tb IIIC T95°C Db LCIE 06 ATEX 6006X

The terminal temperature can reach 90°C

The two functioning modes « pre-set to closed » and « pre-set to open » are two different pro-
ducts (pre-set in factory) and can't be interchangeable.
- : black wire
E
F+ : red wire
LOAD STATE FEEDBACK
ACTUATOR WIRING
SUGGESTED CUSTOMER WIRING
BATTERY BLOCK
Failsafe security unit
F+
E-
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66
Loaded battery : closed contact
Control and power supply card
100V-240V 50/60Hz (100V-350V DC)
17 17
15V-30V 50/60Hz (24V-48V DC)
18 18
1 2 3
Open
N Ph
GS2
Pre-set to closed
On-Off mode
D1
D2
1 2 3
Close
N Ph
GS2.O
Pre-set to open
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