Wiring – Liquid Controls SP4000 User Manual
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25
SP4000 Flow Computer
4. WIRING
4.1 Terminal Designations
**
In trap monitor mode, terminal 7 is used for Iin (+) from trap monitor.
Two Relay Terminations
Three Relay Option Terminations
13
PULSE OUTPUT (+)
PULSE OUTPUT (-)
ANALOG OUTPUT COMMON (-)
ANALOG OUTPUT 2 (+)
RLY1
RLY2
AC LINE
AC LINE
24
18
COM
19
20
21
22
23
NC
NC
COM
NO
14
15
16
17
NO
POWER IN
DC (-)
DC (+)
PULSE IN
DC OUTPUT
COMMON
RTD EXCIT (+)
RTD SENS (+)
RTD SENS (-)
8
9
10
11
12
2
3
4
5
6
7
1
TEMPERATURE
Iin (+)
Vin (+)
Iin (+)
IN
IN
FLOW
RTD EXCIT (+)
RTD SENS (+)
RTD SENS (-)
DC OUTPUT
PRESSURE
(TEMP 2)
Iin (+)
IN
ANALOG OUTPUT 1 (+)
- - - - - - - - - -
**
13
PULSE OUTPUT (+)
PULSE OUTPUT (-)
ANALOG OUTPUT COMMON (-)
ANALOG OUTPUT 2 (+)
RLY1
AC LINE
AC LINE
24
18
COM.
19
20
21
22
23
14
15
16
17
N.O.
POWER IN
DC (-)
DC (+)
PULSE IN
DC OUTPUT
COMMON
RTD EXCIT (+)
RTD SENS (+)
RTD SENS (-)
8
9
10
11
12
2
3
4
5
6
7
1
TEMPERATURE
Iin (+)
Vin (+)
Iin (+)
IN
IN
FLOW
RTD EXCIT (+)
RTD SENS (+)
RTD SENS (-)
DC OUTPUT
PRESSURE
(TEMP 2)
Iin (+)
IN
ANALOG OUTPUT 1 (+)
- - - - - - - - - -
RLY1
RLY3
COM.
N.O. RLY3
RLY2
COM.
N.O. RLY2
**