Liquid Controls SP4000 - Manual (Page 30)

27
SP4000 Flow Computer
4.2.3 Temperature Input
4.2.4 Temperature 2 Input
–
+
2-Wire
RTD
7
8
3-Wire
RTD
4-Wire
RTD
RTD Connections
2, 3 & 4 wire RTD's
4-20 mA Temperature
Transmitter
RTD Excitation (+)
RTD Sense (+)
RTD Sense (–)
RTD Excitation (+)
RTD Sense (+)
RTD Sense (–)
RTD Excitation (+)
RTD Sense (+)
RTD Sense (–)
4-20 mA In
(+) 24 V Out 4-20
mA
5
6
7
5
6
7
5
6
7
2-Wire
RTD
3-Wire
RTD
4-Wire
RTD
+
–
RTD Connections
2, 3 & 4 wire RTD's
4-20 mA Temperature
Transmitter
RTD Excitation (+)
RTD Sense (+)
RTD Sense (–)
RTD Excitation (+)
RTD Sense (+)
RTD Sense (–)
RTD Excitation (+)
RTD Sense (+)
RTD Sense (–)
(+) 24 V Out
4-20 mA In
9
10
11
9
10
11
9
10
11
8
9
10
11
4-20
mA
*
* Or optional steam trap monitoring input in some saturated
steam applications.