Hach-Lange SC 100 - Manual (Page 27)

Installation
Connecting the Optional Digital Output
23
Figure 20 RS232 Connection to Customer-supplied Computer 9-pin D Subminiature Connector
Figure 21 Network Card Position in the Controller
1. J2—Network card header 4. Mounting hole (3)
2. J2 Pin 1 5. Network card placement
3. J1 Terminal
Common 5
9
8
7
6
Not used 4
Rx 3
Tx 2
Not used 1
NC NC NC COM COM COM NO
F1 F2
NO NO
RELAY C RELAY B RELAY A RELAY A
J1
J2
J4
S1
NETWORK
INTERFACE
CARD
J3
J5
J6
U5
U9
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
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
J5 J5
NC NC NC COM COM COM NO
F1 F2
NO NO
RELAY C RELAY B RELAY A RELAY A
J1
J2
J4
S1
NETWORK
INTERFACE
CARD
J3
J5
J6
U5
U9
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
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
J5 J5
3 5 4
2 1