Connecting The Sensor To The Sc1000 - Hach 5740sc User Manual

Installation
Figure 2 Hard-wiring the Sensor
S1 S1
J4 J4
NETWORK NETWORK
INTERFACE INTERFACE
CARD CARD
From Probe
Terminal Number
J5-1
J5-2
J5-3
J5-4
J5-5
J5-6

3.2 Connecting the Sensor to the sc1000

10
J1 J1
J3 J3
J2 J2
U5 U5
J5 J5
J5 J5
U9 U9
J6
Table 1 Wiring the Sensor at Terminal Block J5
Terminal Designation
Data (+)
Data (–)
Service Request
+12 V dc
Circuit Common
Shield
1. Unscrew the protective cover on the controller socket. Retain the protective cover for
the sensor. When the sensor is removed, re-fit the protective cover.
2. Push the connector into the socket. During this process pay attention to the lugs on
the connector.
3. Hand-tighten the union nut.
Note: Do not use the middle connection for the sensors, which is reserved for the display module.
1 1 1 1 + + + + + + + + DATA DATA DATA DATA DATA DATA DATA DATA
2 2 2 2 – DATA – DATA – DATA – DATA
3 3 3 3 SERVICE REQUEST SERVICE REQUEST SERVICE REQUEST SERVICE REQUEST
4 4 4 4 + + + + + + + + V V V V V V V V
5 5 5 5 GND GND GND GND
6 6 6 6
1 1 1 1 + + + + + + + + OUT 2 OUT 2 OUT 2 OUT 2 OUT 2 OUT 2 OUT 2 OUT 2
2 2 2 2 – OUT 2 – OUT 2 – OUT 2 – OUT 2
3 3 3 3 SHIELD/CHASSIS GND SHIELD/CHASSIS GND SHIELD/CHASSIS GND SHIELD/CHASSIS GND
+ + + + + + + +
4 4 4 4 OUT 1 OUT 1 OUT 1 OUT 1 OUT 1 OUT 1 OUT 1 OUT 1
PCB PCB PCB PCB PCB PCB PCB PCB
5 5 5 5 – OUT 1 – OUT 1 – OUT 1 – OUT 1
CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR
NC NC NC NC NC NC
COM COM NO NO COM COM NO NO COM COM NO NO
RELAY 1 RELAY 1 RELAY 2 RELAY 2 RELAY 3 RELAY 3
DANGER - EXPLOSION HAZARD DANGER - EXPLOSION HAZARD DANGER - EXPLOSION HAZARD DANGER - EXPLOSION HAZARD
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE DO NOT DISCONNECT WHILE CIRCUIT IS LIVE DO NOT DISCONNECT WHILE CIRCUIT IS LIVE DO NOT DISCONNECT WHILE CIRCUIT IS LIVE FIELD WIRING FIELD WIRING FIELD WIRING FIELD WIRING FIELD WIRING FIELD WIRING FIELD WIRING FIELD WIRING
UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS. UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS. UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS. UNLESS AREA IS KNOWN TO BE NON-HAZARDOUS.
INSULATION MUST INSULATION MUST INSULATION MUST INSULATION MUST INSULATION MUST INSULATION MUST INSULATION MUST INSULATION MUST
BE RATED TO BE RATED TO BE RATED TO BE RATED TO BE RATED TO BE RATED TO BE RATED TO BE RATED TO
DANGER - RISQUE D'EXPLOSION DANGER - RISQUE D'EXPLOSION DANGER - RISQUE D'EXPLOSION DANGER - RISQUE D'EXPLOSION
80° C MINIMUM 80° C MINIMUM 80° C MINIMUM 80° C MINIMUM 80° C MINIMUM 80° C MINIMUM 80° C MINIMUM 80° C MINIMUM
NE PAS DEBRANCHER TANT QUE LE EST SOUS NE PAS DEBRANCHER TANT QUE LE EST SOUS NE PAS DEBRANCHER TANT QUE LE EST SOUS NE PAS DEBRANCHER TANT QUE LE EST SOUS
TENSION, A MONIS QU'IL NE S'AGISSE D'UN TENSION, A MONIS QU'IL NE S'AGISSE D'UN TENSION, A MONIS QU'IL NE S'AGISSE D'UN TENSION, A MONIS QU'IL NE S'AGISSE D'UN
EMPLACEMENT NON-DANGEROUX EMPLACEMENT NON-DANGEROUX EMPLACEMENT NON-DANGEROUX EMPLACEMENT NON-DANGEROUX
No Connection
Shield (grey wire in existing quick-disconnect fitting)
客服：400 688 9809
Disconnect
Power
Wire Color
Blue
White
Brown
Black