TECSYSTEM NT935 WS EVO - 6 Electrical Connections

11
NT935 WS EVO
NT935 WS EVO
SCREEN RED RED WHITE
4
Note: image relay contacts in non-alarm condition, except for the FAULT relay which switches: contacts 11-12 open
(NO) contacts 11-12 closed (NC) fault condition identification. Read paragraph Alarms and Ventilation page 12 and
see image of fault contact opening.
RELAYS CONNECTION EXAMPLE
1
2
3
5
1)
Pt100 sensors (white-red-red)
4)
Access point key
2)
Power supply 85-260Vac-cc 50/60Hz.
5)
Antenna and Wi-Fi connector
3)
Relays (FAN2-FAN1-ALARM-TRIP-FAULT)
1MN0095 REV. 0
Output relay with contacts of 10A-250Vac-res COSФ=1.
COSФ=1.
STOP
SYSTEM
INDICATION
AUDIBLE AND VISUAL
ALARM CONDITION
Pt100 CONNECTION EXAMPLE
Note: before connecting the probes
to the control unit, carefully read the
paragraph measurement signal
transfer on page 15.
1MN0201 REV.0
ELECTRICAL CONNECTIONS
The Wi-Fi antenna (5) is supplied with the NT935 WS EVO
device. If necessary, the antenna connection can be extended
using a 5 mm SMA Male to Female antenna cable.
NOTE: Never start the device with the antenna
disconnected.