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5. Technical data EXM 25
5.1 Identification marking / Ex zones
EC-Type Examination Certificate
DMT 03 ATEX E 013
II 2G Ex ib IIC T4/T6 Gb
I M2 Ex ib I Mb
5.2 Safety-related limit values
Intrinsically electric circuits
Voltage (by U
ss
= 50 V tip) 2 A
Internal inductance
Li < 5 μH
Voltage with measurement tips:
Type EXM 72010, EXM 72011
Class IIC AC/DC ≤ 690 V with tip EXM 72010
Class IIB AC/DC ≤ 690 V with tip EXM 72010
Class I AC/DC ≤ 1000 V with tip EXM 72010
Class I AC/DC ≤ 2000 V with tip EXM 72011
Resistance ranges maximum values in case of fault:
Voltage 6 V
Current 2 mA
Maximum permissible external
capacitance/inductance:
Ex group IIC
40 µF/1000mH
Ex group IIB
1000 µF/1000mH
Ex group I
3000 µF/1000mH
Frequency 2 up to 10 kHz
Current (up to 50 V
U
ss
) 2 A
internal inductance Li < 5 μH
Energie source (moulded design):
NiMH accumulator
Type
EXM 72025/T4
Nominal voltage DC 9,1 V
Maximum voltage U
0
11,2 V
Temperature range
T4
Lithium battery
Type
EXM 72026 Li/T6
Nominal voltage DC 3,6 V
Maximum voltage U
0
3,9 V
Temperature range
T6
Temperature with TMZ 25:
-80°C <TA< +600°C
Curent with clamp-on ammeter type MZ 1005:
(solely for class I)
AC/DC 1000 A
Frequency up to 500 Hz
