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چهارشنبه 21 آذر 1397
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Voltage Repeater P&F
مدل: KFD2-VR4-Ex1.26
 

KFD2-VR4-Ex1.26

 

General specifications
Signal type Analog input
Supply
Connection Power Rail or terminals 11+, 12-
Rated voltage 19 ... 30 V DC
Ripple within the supply tolerance
Power dissipation ≤ 1.2 W
Power consumption ≤ 1.6 W
Input
Connection terminals 4 (common), 1, 3 and 5 (supply -), 2 and 6 (signal -)
Input resistance 10 kΩ terminals 4 (common), 6-/2-
Output rated operating current terminals 4 (common), 5-: > 10 mA at -21 V or > 20 mA at -18 V
terminals 4 (common), 1-: 5.3 mA ±0.4 mA at -10 V
terminals 4 (common), 3-: 3.6 mA ±0.7 mA at -10 V, 20 °C (68 °F)
Transmission range 0 ... -20 V
Output
Connection terminals 7-, 8+
Load ≥ 9 kΩ (3-wire sensor), ≥ 2 kΩ (2-wire sensor)
Voltage 0 ... -20 V
Output resistance 24 Ω typ., 27 Ω maximum 
Since this is much less than the end-to-end resistance of a zener barrier, it may be necessary to specify a monitor intended for use without a barrier. Please follow the advice of the monitor manufacturer.
Transfer characteristics
Deviation DC transfer error (with 10 kΩ load) < 10mV
Bandwidth -0.1 dB at 10 kHz; -1 dB at 20 kHz
Time delay relative to input 7.1 ±0.3 µs
Ripple in 200 kHz bandwidth < 20 mVrms
in 20 kHz bandwidth < 3 mVrms
Directive conformity
Electromagnetic compatibility  
  Directive 2004/108/EC EN 61326-1:2006
Conformity
Electromagnetic compatibility NE 21:2006
Degree of protection IEC 60529
Ambient conditions
Ambient temperature -20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protection IP20
Mass approx. 125 g
Dimensions 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 in) , housing type B2
Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with Ex-areas
EC-Type Examination Certificate BAS 02 ATEX 7206 , for additional certificates see www.pepperl-fuchs.com
  Group, category, type of protection Ex-Hexagon II (1)GD, [Ex ia] IIC, [Ex iaD], (-20 °C ≤ Tamb ≤ 60 °C) [circuit(s) in zone 0/1/2]
EC-Type Examination Certificate DMT 01 ATEX E 133
  Group, category, type of protection Ex-Hexagon I (M1) [Ex ia] I
Statement of conformity TÜV 99 ATEX 1499 X , observe statement of conformity
  Group, category, type of protection, temperature class Ex-Hexagon II 3G Ex nA II T4 [device in zone 2]
Directive conformity  
  Directive 94/9/EC EN 60079-0:2012 , EN 60079-11:2012 , EN 60079-15:2010 , EN 50303:2000
International approvals
UL approval  
  Control drawing 116-0316 (cULus)
IECEx approval IECEx BAS 05.0078 
IECEx BAS 10.0085X
  Approved for [Zone 0] [Ex ia] IIC, [Ex iaD], [Ex ia] I
Ex nA II T4