Cameron BARTON 289A - Page 11

11
Model 289A Differential Pressure Indicating Switch Section 2
3-SWITCHES
SPDT LOW & DPDT HIGH
NO
1
2 3 4
C NC
RED YELLOW BLUE
RED
YELLOW BLUE
NOCNC NOCNC
ORANGE VIOLET BLACK
ORANGE
CASE GROUND GREEN
VIOLET BLACK WHITE/ORANGE WHITE/VIOLET WHITE/BLACK
WHITE/ORANGE
WHITE/VIOLET
WHITE/BLACK
5 6 7 8 9 10
3-SWITCHES
DPDT LOW & SPDT HIGH
NO C NC NO C NC
RED YELLOW BLUE
RED
YELLOW BLUE
WHITE/RED
WHITE/YELLOW
WHITE/BLUE
WHITE/RED WHITE/YELLOW WHITE/BLUE
1 2 3 4 5 6 7
NOCNC
CASE GROUND GREEN
ORANGE VIOLET BLACK
ORANGE VIOLET BLACK
8 9 10
Figure 2.3—3-switch diagram
(current conguration color codes - see Table 2.1, page 8)
4-SWITCHES
INDEPENDENTLY ADJUSTABLE
NO C NC NO C NC
RED YELLOW BLUE
RED
YELLOW BLUE
WHITE/RED
WHITE/YELLOW
WHITE/BLUE
WHITE/RED WHITE/YELLOW WHITE/BLUE
1 2 3 4 5 6
NOCNC NOCNC
ORANGE VIOLET BLACK
ORANGE
CASE GROUND GREEN
VIOLET BLACK WHITE/ORANGE WHITE/VIOLET WHITE/BLACK
WHITE/ORANGE
WHITE/VIOLET
WHITE/BLACK
7 8 9 10 11 12
Figure 2.4—4-switch diagram (3 or 4 independently adjustable switches)
(current conguration color codes - see Table 2.1, page 8)