Baumer CombiTemp TFRN Manuel d'utilisation - Page 8
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ATEX Gas ia for DFON display
Approval:
Zone 0/1 ATEX II 1G, Ex ia IIC T5 Ga
Voltage drop
U
Disp
Temperature class T1...T5
Internal inductivity L
i
Internal capacity
C
i
Barrier data
U
i
I
i
P
i
Suitable barrier:
e.g. Pepperl+Fuchs, Z728
Electrical connection with DFON display
Hazardous area
–
+
FlexTop
1
2
4
5
3
6
DFON
www.baumer.com
4,5 or 6,5 VDC
Zone 0
-20°C...60°C
Zone 1/2
-40°C...65°C
<10 µ
<15 nF
<30 VDC
<0,1 A
<0,75 W
Safe area
15...30 Vdc
Zener
4...20 mA
Barrier
100 mA
Zener
<30 Vdc
Relay 1
Barrier
<75 mA
Zener
<30 Vdc
Relay 2
Barrier
<75 mA
Operating Instructions: 11163172 06 EN
Temperature sensor
CombiTemp TFRN/TFRH
Operating instructions
If the relays are enabled, each relay must be protected by a zener
barrier. Use a barrier for each relay or a barrier with multiple chan-
nels. However the two relays must have each a barrier.
Barrier data
U
<30 VDC
i
I
<75 mA
i
P
<0,75 W
i
Suitable barrier:
e.g. Pepperl+Fuchs, Z779
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