Installation, Disconnect power from probe – Hach-Lange SC 100 User Manual
Page 25
Installation
Connecting/Wiring the sc Sensor
21
4. Strip the insulation on the cable back 1-inch. Strip ¼-inch of each individual wire end.
5. Pass the cable through conduit and a conduit hub or a strain relief fitting and an available
access hole in the controller enclosure. Tighten the fitting.
6. Wire as shown in
Table 5
.
7. Close and secure the cover.
Figure 19
Hard-wiring the sensor
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
PROBES
ANAL
OG OUTP
UTS
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
F1
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
PROBES
ANAL
OG OUTP
UTS
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
PROBES
ANAL
OG OUTP
UTS
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
F1
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
PROBES
ANAL
OG OUTP
UTS
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