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KFD2-SH-Ex1
Isolation amplifiers (intrinsically safe)

Service intended: Isolation amplifier with intrinsically safe control circuit class [EX ia] II C for double inductive contacts to DIN 19234 respectively NAMUR or mechanical contacts for hazardous area industrial equipment.

KHA6-SH-Ex1 Trennschaltverstärker eigensicher Induktivkontakte explosionsgefährdet Jünemann juenemann Pepperl und Fuchs Alarm Kontakte Grenzsignalgeber

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Downloads
Technical Details
Operation Manual
Declaration of conformit
Technical Data
Case material
Macrolon
Case dimensions
40 x 93 x 115 mm
Mounting
Snap mounting on rail : 35 mm to EN 50022
Weather protection
IP 20 to EN 60529
Wiring
Self-opening instrument terminals, Cable cross section : up to 2,5 mm2
Power supply
AC 85 - 253 V / 45 - 65 Hz
Power consumption
≤ 2,3W
Inputs (intrinsically safe)

No load voltage UA0 : approx. 8,4 VDC
Short circuit current IAK : approx. 11,7 mA
Switching point
Relay energised : 2,8 mA < IS < 5,3 mA
Relay de-energised : IS <2,8 mA or ≥5,9mA

Input delay : ≤ 1 ms

Details of certificate of conformity
PTB 00 ATEX 2081
Max. voltage U0 : 9,6 VDC
Max. current IK: 19mA
Max. power Pmax : 45 mW
Ignition protection class : [Ex ia]
Explosion group : IIC
Outputs (non-intrinsically safe)

2 potential free make contact
Contact loading AC : 253 V / 1 A

                            : cosφ= 0,7
Contact loading DC : 24 V / 1 A

Switching rate
Max. : 5Hz
Permissible temperatures Tmin / Tmax
Ambient temperature: - 20 ... + 60°C
Order-No.
390765