Aplisens APC-2000ALW - Page 60

A1 58 DTR.APC.APR.ALW.03 (ENG)
E
B
A
C
O
V
E
E
P
T
H
E
H
C
N
W
B
for 1/2NPT
L7
T
I
G
for M20x1,5
L6
minimum
according to
PN-EN 60079-1:2004(U)
width of joint min.12,5;
gap max.0,15
width of joint min.10
engaged(8)
min.5 threads
min.5 threads
width of joint min.12,5
cemented joints
min.6 threads
engaged(6)
engaged
A
B-B
width of joint
(min. real)
12
13,3
12,7
N°
L7
L8
L6
L5
L4
quantity
1/2NPT1/2NPT
10
M20x1,59 M20x1,5
2
1
2
-0,040+0,027
M72x1,5
15
M72x1,5
15
-0,070
mm mm
L
D
mm
d
2
0,097
2
of joint
mm
D-d
MINIMUM WIDTH OF JOINT AND MAXIMUM GAP FOR GROUP IIC ENCLOSURES
diameter
L2
12,55
3,05
+0,05
-0,05
3 0,15
1 ∅
∅
∅
∅
A-A
L4
L8
L5
L4
L2
R
E
K
I
V
L
A
Fig. 19. The explosion - proof joints of APC...,APR... transmitters.
CIRCUIT IS ALIVE
WARNING-
FIELD TERMINALS
O
C
R
V
E
V
E
T
S
R
C
I
U
I
A
L
K
P
E
E
W
H
C
N
E
T
I
H
G
T
I
Lock the cover tight by unbolting the screw
Fig. 20. How to lead the casing of APC...,APR... transmitters