Analog transmitter, 2 operating conditions – KROHNE BM 26 BASIC-ADVANCED ATEX EN User Manual
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ANALOG TRANSMITTER
18
BM 26 BASIC/ADVANCED
www.krohne.com
12/2011 - 4000347102 - AD ATEX BM 26 Bas-Adv R02 en
3.2.2 Operating conditions
The ATEX equipment category and temperature class give the maxiumum ambient temperature
for the analog transmitter. This data is marked on the nameplate of the analog transmitter.
Maximum ambient temperature for the analog transmitter
Module output
Module
designation
Marking
Maximum ambient temperature
T4
T5
T6
[°C]
[°F]
[°C]
[°F]
[°C]
[°F]
Conventional intrinsically-safe systems
4...20 mA
xF45xB1xx
II 1 G Ex ia
IIC T4…T6
85
185
65
149
50
122
4...20 mA (PR)
xF45xV1xx
II 1 G Ex ia
IIC T4 or T6
85
185
-
-
60
140
4...20 mA + HART® xF45xC1xx
II 1 G Ex ia
IIC T4...T6
85
185
65
149
50
122
4...20 mA + HART®
(PR)
xF45xW1xx
II 1 G Ex ia
IIC T4 or T6
85
185
-
-
60
140
4...20 mA +
indicator
xF45xE1xx
II 1 G Ex ia
IIC T5
-
-
60
140
-
-
4...20 mA + HART®
+ indicator
xF45xF1xx
-
-
60
140
-
-
FF (PR)
xF45xD1xxxx
II 1 G Ex ia
IIC T4…T6
85
185
70
158
60
140
PROFIBUS PA (PR)
xF45xX1xxxx
75
167
45
113
45
113
FISCO intrinsically-safe systems
FF (PR)
xF45xD1xxxx
II 1 G Ex ia
IIC T4…T6
85
185
60
140
45
113
PROFIBUS PA (PR)
xF45xX1xxxx
85
185
60
140
45
113
FF (PR)
xF45xD1xxxx
II 2 G Ex ib
IIC T4…T6
85
185
75
167
60
140
PROFIBUS PA (PR)
xF45xX1xxxx
85
185
75
167
60
140
PROFIBUS PA
xF45xA1xxxx
II 1 G Ex ia
IIC T4…T6
85
185
60
140
45
113