11
Model 289A Differential Pressure Indicating Switch
Section 2
3-SWITCHES
SPDT LOW & DPDT HIGH
NO
1
2
3
4
C NC
RED
YELL
OW
BL
UE
RED
YELL
OW
BL
UE
NO
C
NC
NO
C
NC
OR
ANGE
VIOLE
T
BLA
CK
OR
ANGE
CASE GR
OUND
GREEN
VIOLE
T
BLA
CK
WHITE/OR
ANGE
WHITE/VIOLE
T
WHITE/BLA
CK
WHITE/OR
ANGE
WHITE/VIOLE
T
WHITE/BLA
CK
5
6
7
8
9 10
3-SWITCHES
DPDT LOW & SPDT HIGH
NO C NC
NO C NC
RED
YELL
OW
BL
UE
RED
YELL
OW
BL
UE
WHITE/RED
WHITE/Y
ELL
OW
WHITE/BL
UE
WHITE/RED
WHITE/Y
ELL
OW
WHITE/BL
UE
1
2
3
4
5
6
7
NO
C
NC
CASE GR
OUND
GREEN
OR
ANGE
VIOLE
T
BLA
CK
OR
ANGE
VIOLE
T
BLA
CK
8
9 10
Figure 2.3—3-switch diagram
(current configuration color codes - see
Table 2.1, page 8
)
4-SWITCHES
INDEPENDENTLY ADJUSTABLE
NO C NC
NO C NC
RED
YELL
OW
BL
UE
RED
YELL
OW
BL
UE
WHITE/RED
WHITE/Y
ELL
OW
WHITE/BL
UE
WHITE/RED
WHITE/Y
ELL
OW
WHITE/BL
UE
1
2
3
4
5
6
NO
C
NC
NO
C
NC
OR
ANGE
VIOLE
T
BLA
CK
OR
ANGE
CASE GR
OUND
GREEN
VIOLE
T
BLA
CK
WHITE/OR
ANGE
WHITE/VIOLE
T
WHITE/BLA
CK
WHITE/OR
ANGE
WHITE/VIOLE
T
WHITE/BLA
CK
7
8
9 10 11 12
Figure 2.4—4-switch diagram (3 or 4 independently adjustable switches)
(current configuration color codes - see
Table 2.1, page 8
)
Содержание BARTON 289A
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