Annex, 2 annex 2 – KROHNE H250 M40 Safety V2 EN User Manual
Page 17
ANNEX
8
17
H250 M40
www.krohne.com
06/2013 - 4000904202 MA H250 M40 SIL R02 en
8.2 Annex 2
Fail-safe contact types, used for H250/M40:
Recommended fail-safe switching amplifiers for the fail-safe NAMUR limit switches
Standard contact types, used for H250/M40:
Recommended standard switching amplifiers for the standard NAMUR limit switches:
SJ3,5-SN (Pepperl+Fuchs)
2-wire fail-safe inductive NAMUR switch
SJ3,5-S1N (Pepperl+Fuchs)
2-wire fail-safe inductive NAMUR switch (inverted)
Type code
Manufacturer
Supply voltage
Channel
Output
KFD2-SH-Ex1
Pepperl+Fuchs
20…35 Vdc
1 safe fail
Redundant relay
KHD2-SH-Ex1.T.OP
Pepperl+Fuchs
20…35 Vdc
1 safe fail
Electronic + relay
KHA6-SH-Ex1
Pepperl+Fuchs
85…253 Vac
1 safe fail
Redundant relay
SC3,5-N0 (Pepperl+Fuchs)
2-wire fail-safe inductive NAMUR switch
Type code
Manufacturer
Supply voltage
Channel
Output
KFA6-SR2-Ex1.W
Pepperl+Fuchs
230 VAC
1
relay
KFA5-SR2-Ex1.W
Pepperl+Fuchs
115 VAC
1
relay
KFD2-SR2-Ex1.W
Pepperl+Fuchs
24 VDC
1
relay
KFA6-SR2-Ex2.W
Pepperl+Fuchs
230 VAC
2
relay
KFA5-SR2-Ex2.W
Pepperl+Fuchs
115 VAC
2
relay
KFD2-SR2-Ex2.W
Pepperl+Fuchs
24 VDC
2
relay
MA_H250_M40_SIL2_R02_en_904202_PRT.book Page 17 Wednesday, June 26, 2013 9:04 AM