Hach sc100, Руководство пользователя

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Installation
Figure 19 Hard-wiring the sensor
3.5.2 Connecting the sc Sensor to a Controller in a Hazardous Location
DANGER
For Class 1, Division 2 Hazardous Location installations, refer to the Control
Drawing (
Figure 2 on page 10 ) for sensor and optional equipment connection
requirements.
DANGER
Explosion hazard. Do not connect or disconnect electrical components or circuits
to the equipment unless power has been switched off or the area is known to be
non-hazardous.
3.5.2.1 Attaching a sc Sensor with a Quick-connect FItting in a Hazardous Location
The sensor cable is supplied with a keyed quick-connect fitting for easy attachment to the
controller, see
Figure 18 . For hazardous locations, a connector safety lock must be
installed. Retain the connector cap to seal the connector opening in case the sensor must
Table 5 Wiring the Sensor at Terminal Block J5
Terminal Number Terminal Designation Wire Color
1 Data (+) Blue
2 Data (–) White
3 Service Request No Connection
4 +12 V dc Brown
5 Circuit Common Black
6 Shield Shield (grey wire in existing quick disconnect fitting)
1
1
+ DATA + DATA
+ OUT 2 + OUT 2
– DATA
– OUT 2
SERVICE REQUEST
SHIELD/CHASSIS GND
+ V + V
+ OUT 1 + OUT 1
GND
– OUT 1
2
2
3
3
4
4
5
5
6
PROBESPROBES
ANAL
OG OUTP
UTS
PCB
CONNECTOR
PCB
CONNECTOR
FIELD WIRING
INSULATION MUST
BE RATED TO
80° C MINIMUM
FIELD WIRING
INSULATION MUST
BE RATED TO
80° C MINIMUM
DANGER - EXPLOSION HAZARD
DANGER - RISQUE D'EXPLOSION
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE
UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS.
NE PAS DEBRANCHER TANT QUE LE EST SOUS
TENSION, A MONIS QU'IL NE S'AGISSE D'UN
EMPLACEMENT NON-DANGEROUX
NC NC NC COM COM COM NO
F1F1 F2
NO NO
RELAY 3 RELAY 2 RELAY 1
1
1
+ DATA + DATA
+ OUT 2 + OUT 2
– DATA
– OUT 2
SERVICE REQUEST
SHIELD/CHASSIS GND
+ V + V
+ OUT 1 + OUT 1
GND
– OUT 1
2
2
3
3
4
4
5
5
6
PROBESPROBES
ANAL
OG OUTP
UTS
PCB
CONNECTOR
PCB
CONNECTOR
FIELD WIRING
INSULATION MUST
BE RATED TO
80° C MINIMUM
FIELD WIRING
INSULATION MUST
BE RATED TO
80° C MINIMUM
J1
J2
J4
NETWORK
INTERFACE
CARD
J3
U5
U9
S1
DANGER - EXPLOSION HAZARD
DANGER - RISQUE D'EXPLOSION
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE
UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS.
NE PAS DEBRANCHER TANT QUE LE EST SOUS
TENSION, A MONIS QU'IL NE S'AGISSE D'UN
EMPLACEMENT NON-DANGEROUX
1
1
+ DATA + DATA
+ OUT 2 + OUT 2
– DATA
– OUT 2
SERVICE REQUEST
SHIELD/CHASSIS GND
+ V + V
+ OUT 1 + OUT 1
GND
– OUT 1
2
2
3
3
4
4
5
5
6
PROBESPROBES
ANAL
OG OUTP
UTS
PCB
CONNECTOR
PCB
CONNECTOR
FIELD WIRING
INSULATION MUST
BE RATED TO
80° C MINIMUM
FIELD WIRING
INSULATION MUST
BE RATED TO
80° C MINIMUM
DANGER - EXPLOSION HAZARD
DANGER - RISQUE D'EXPLOSION
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE
UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS.
NE PAS DEBRANCHER TANT QUE LE EST SOUS
TENSION, A MONIS QU'IL NE S'AGISSE D'UN
EMPLACEMENT NON-DANGEROUX
NC NC NC COM COM COM NO
F1F1 F2
NO NO
RELAY 3 RELAY 2 RELAY 1
1
1
+ DATA + DATA
+ OUT 2 + OUT 2
– DATA
– OUT 2
SERVICE REQUEST
SHIELD/CHASSIS GND
+ V + V
+ OUT 1 + OUT 1
GND
– OUT 1
2
2
3
3
4
4
5
5
6
PROBESPROBES
ANAL
OG OUTP
UTS
PCB
CONNECTOR
PCB
CONNECTOR
FIELD WIRING
INSULATION MUST
BE RATED TO
80° C MINIMUM
FIELD WIRING
INSULATION MUST
BE RATED TO
80° C MINIMUM
J1
J2
J4
NETWORK
INTERFACE
CARD
J3
U5
U9
S1
DANGER - EXPLOSION HAZARD
DANGER - RISQUE D'EXPLOSION
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE
UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS.
NE PAS DEBRANCHER TANT QUE LE EST SOUS
TENSION, A MONIS QU'IL NE S'AGISSE D'UN
EMPLACEMENT NON-DANGEROUX
J6
J5
J5 J5
J5
Disconnect
Power
From Probe