66
Section 3
Scanner
®
2000 microEFM
RTD Input
The RTDs described in Appendix A of this manual are recommended for measuring temperature for use
LQWHPSHUDWXUHFRPSHQVDWHGJDVDQGOLTXLGFDOFXODWLRQVWKRXJKDRUZLUH57'PD\SURYHIXQFWLRQDO
:LULQJLVHVVHQWLDOO\WKHVDPHIRUDOOWKUHHPRGHOVWKRXJKZLUHFRORUPD\YDU\DVLQGLFDWHG:LUHDVVKRZQLQ
)LJXUH
J1
TB1
TB3
BATTERY
13
14
J2
TB2
P
O
W
E
R
T
F
M
1
R
T
D
–
+
P
O
R
T
2
P
O
R
T
1
–
I
+
+
R
+
R
-
I
-
I
RTD+
RTD-
I
Ä
RTD CONNECTIONS
(4-WIRE
RECOMMENDED)
SCANNER 2000
Main Circuit Board
PN: 30160010
2
3
4
5
6
1
7
8
9
10
11
12
RED OR BLACK
WHITE
WHITE
3 - WIRE
WHITE
RED OR BLACK
I-
RTD -
RTD+
I+
JUMPER
WIRE
JUMPER
WIRE
2 - WIRE
SWITCH
DIG OUT 1
RED OR BLACK
JUMPER
WIRE
WHITE
WHITE
RED OR BLACK
I-
RTD -
RTD+
I+
–
+
–
+
Figure 3.5—Process temperature input wiring
