GB
20
1.2.1 Electrical data
Internal power supply 4.5 V (DC); Approved battery types
for the power supply:
• VARTA Alkaline, No.4001, Size LR1, 1.5V
• VARTA High Energy, No.4901, Size LR1, 1.5V
• DURACELL Alkaline, Type MN9100, Size N, 1.5V
• Energizer Alkaline; Type E90, LR1, 1.5V
Change only outside of hazardous location.
Module input Explosion protection class intrinsic safety EEx ib IIB;
[Socket 1(+), 3(-), 4, 6 or Max. values:
internal plug St1 or St2] U
o
=5 V
I
o
= 55 mA
P
o
= 68 mW
Characteristic curve: linear
C
i
= 1.1 µF
L
i
unconsidered small
Max. admissible outer values for:
(following values correspond to the computer program
for PTB report ThEx-10)
L
o
(mH)
IIB
C
o
(µF)
216
119
0.5 24
when connecting with an active module output in explosion
protection class intrinsic safety with max. admissible values:
U
o
= 6.6 V
I
o
= 165 mA
P
o
= 272 mW
Characteristic curve: linear
following max. admissible outer values are valid for the connection
with the module: (these values correspond to the computer
program for PTB report ThEx-10)
L
o
(mH)
IIB
C
o
(µF)
2 6.9
1 9.9
0.5 12
C. Operating unit
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