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KHA6-SH-Ex1
Isolation amplifier(intrinsically safe)

Service intended: Safety isolation amplifier with intrinsically safe control circuit class

(EX ia) IIC for single inductive contacts to DIN 19234 respectively NAMUR or fail-safe mechanical contacts for hazardous area industrial equipment.

 

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Technical Data
Operation Manual
Declaration of conformit
Technical data
Case material
NORYL SE 0 (self extinguishing)
Case dimensions
40 x 93 x 115 mm
Mounting
Snap mounting on rail: 35 mm to EN 60715
Weather protection
IP 20 to EN 60529
Wiring
Self-opening instrument terminals, Cable cross section: up to 2,5 mm2
Power supply
115/230 V AC
Power consumption
< 2,3 w
Inputs (intrinsically safe)
No load voltage UA0 : approx. 8 VDC
Short circuit current IAK : approx. 8 mA
Switching point : 1,2 - 2,1 mA
Switching hysteresis : approx. 0,2 mA
Pulse length/pulse interval : ≥10 ms / ≥10 ms
Lead breakage monitoring : I ≤ 0,1 μA
Details of certificate of conformity
PTB 00 ATEX 2081
Max. voltage U0 : 10,6 VDC
Max. current IK: 19,1 mA
Max. power Pmax : 51 mW
Ignition protection class : [Ex ia]
Explosion group : IIC
Outputs (non-intrinsically safe)

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

                            : cosφ = 0,7
Contact loading DC : 40 V / 2 A

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