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FM Installation drawing 6437QF01-V2R0
Division1 / Zone 0, Intrinsic Safe Installation
For safe installation of the 6431Dxxx and 6437Dxxx the following must be observed.
Marking
Hazardous Area
CL I, Div 1, GP ABCD
CL I, Zone0 IIC
Terminals:
54,53,52,51
44,43,42,41
Uo: 7.2 VDC
Io: 12.9 mA
Po: 23.3 mW
Lo: 200 mH
Co: 13.5μF
46
CL I, Div 1, Gp A,B,C,D
CL I, Zone 0 AEx ia IIC, T6...T4
CL I, Zone 1 [0] AEx ib [ia] IIC, T6...T4
Ex ia IIC, T6...T4
Ex ib [ia Ga] IIC, T6...T4 Gb
643xD
44
43
42
41
54
53
52
51
643xD3
44
43
42
41
54
53
52
51
6437V102-FR
Non Classified Area
+
14
Test
A
‐
Associated
13
equipment
12
or Barrier
+
‐
4‐20mA
11
Um ≤ 250V
Voc or Uo ≤ Vmax or Ui
Isc or Io ≤ Imax or Ii
Po ≤ Pi
Ca or Co ≥ Ci + Ccable
La or Lo ≥ Li + Lcable
+
14
Test
A
‐
Associated
13
equipment
or Barrier
12
+
‐
4‐20mA
11
+
24
Test
A
‐
Associated
23
equipment
or Barrier
22
+
‐
4‐20mA
21
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