CMC Mid-West 140, Installation And Operating Instructions Manual, Page: 5 / 6

Electrical Configuration: C or D
Explosion-Proof Enclosures Class I, Groups C & D
Class II, Groups E, F, & G Dial Size
DIM 2 ½ 2 ½ 4 ½
A
7.12
(180.9) 6.53
(163.3) 8.50
(215.9)
B
4.15
(105.4) 2.12
(53.84) 2.50
(62.5)
C
3.15
(80.01) 3.12
(79.24) 4.35
(110.5)
D
6.00
(152.4) 6.56
(166.6) 6.25
(158.8)
E
8.75
(222.2) 7.75
(196.9) 9.12
(231.6)
F
7.35
(186.7) 6.68
(169.7) 7.75
(196.9)
G
3.80
(96.52) 3.80
(96.52) 3.80
(96.52)
H
8.12
(206.3) 7.43
(188.7) 7.75
(196.9)
Electrical Configuration: A or B
NEMA 4X 2 ½ INCH DIAL
Electrical Configuration: A or B
NEMA 4X 4 ½ INCH DIAL
Electrical Configuration: E or F
NEMA 4X METAL ENCLOSURE
Class I, Div. 2, Groups A, B, C,D
Class II, Div 2, Groups F & G
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