KROHNE H250 M40 ATEX II2D Ex t-II2G Ex d EN - Manual (Page 11)

DEVICE DESCRIPTION
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H250 M40
www.krohne.com 07/2012 - 4002069601 - MA H250/M40-Ex-II2GD-AD R01
2.8 Electrical data
Electrical equipment Rated voltage Nominal current
Limit switches K1 / K2 OC Output 10 - 30 VDC ≤100 mA
Limit switches K1 / K2 NAMUR Output 5- 25 VDC ≤1 / ≥3 mA
Reed contacts R1 / R2 0 - 32 VDC ≤100 mA
Signal output ESK4 14 - 32 VDC 4...20mA with HART ® communication
Switching output ESK4-T OC output 8 - 32 VDC 1...100 mA
Switching output ESK4-T NAMUR output 8 VDC ≤1 / ≥3 mA
Signal input ESK4-T input 8 - 32 VDC ≤2 mA
ESK4-FF Foundation Fieldbus transmitter 1 9 - 32 VDC 16 mA
ESK4-PA Profibus transmitter 2 9 - 32 VDC 16 mA
1 Further information and instructions for operation of the ESK4-FF transmitter are provided in separate supplementary
instructions.
2 Further information and instructions for operation of the ESK4-PA Profibus transmitter are provided in separate sup-
plementary instructions.
AD_H250_M40_II2GD_R01_en_4002069601_PRT.book Page 11 Friday, July 27, 2012 8:17 AM