Ashcroft 2074 - WIRING DIAGRAM (Line Powered;Loop Powered 4-20 mA with 1 SPDT Switch)

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LOOP+
LOOP–
T7
D9
D7
Y1
D10
C14
T9
U5
V1
F1D1
C3
C7
R7
R2
J1
1
1
J6
C2
R22
R20 C17
D11
U7
D14
D1
C15
R18
D5
R23
R24
D13
R14 R16
J3
J7
1
Q4
D16
D6
D15
D3
D12
T10
T12
T11
+24V
GND
EGND
FID3
321CO21–
D8
Q2
J5
J3
C4
R9 R10 R11 R12 R13
Q1
C10
C9
R6
C5
L1
U4
FO7
R8
FID4
V2
R1
R5
C1
R4
C6
C8
DQ/TB 2003
Y2
J2
FID2
C11
K1
K2
D2
T3
T2
T1
V6
R21
ISO1
R15
ISO2
Q3
T8
ECND
FID6
FID5
R17
R19
Red M
Blac k N
(N.O.) Blu e
(N.C.) Or an ge
(COM) Brown
Shield
Green (–exec.) O
White (+exec.) P
Battery Input
Keypad Input
Sensor Input
Line Powered/Loop Powered 4-20mA with (1) SPDT switch
(Type 2274 XAOU1) 7 conductor, 22 AWG shielded
+
+
–
POWER
SUPPLY
(+)
(–)
(–)
METER
PLC
SCADA
GAUGE
–
V+
V–
White (P)
(+)
Red (M)
Green (O)
Black (N)
Switch
Blue (NO)
Orange (NC)
Brown (Common)
•
WIRING DIAGRAM
I&M008-10109-DIG Rev F 07-12_layout 10/14/13 9:45 AM Page 26