LU-B22 (TypeF) Barriers

LU-B22 (TypeF) Barriers

1.Technical Parameters:
1)main functions and features
● compact and insert-mounting
● output circuit Intrinsic Safety, [Exib]ⅡC if suitably certified.
● The supply of power to two independent 2-wire transmitters
● Transfer the DC signal to isolated standard process signal, and prevent hazardous energy from the instrinsically safety terminal into the hazardous area.
● With power indicator, Zero & Span adjustment for output signal
● Two independent input channels & output channels, each channel ”Input, output and power supply “are isolated from each other

2)input (safe-area signal)
● current input: current: 4~20mA,
voltage supply: 18.5V~28.5V
input resistance: 50Ω (built-in)
● voltage input: voltage: 1~5V,
input resistance: ≥50 KΩ

3) output (hazardous-area signal)
● current output: current: 4~20mA,
load resistance: ≤250Ω
● voltage output: voltage: 1~5V,
load resistance: ≥10 KΩ

4) Intrinsic safety:
● Explosion-proof: [Exib]ⅡC
● max. voltage Um: 250V
● max. output voltage Uo: 30V
● max. output current Io: 30mA
● max. external inductance Lo: 10mH
● max. external Capacity Co: 0.066μF

5) environmental parameters:
● power supply: DC24V±10%, current consumption 5W when aftereffect Wpp < 10%
● temperature: -20 ~ +60 ℃
● humidity: 10%~85%RH (none congeal)

2. performance index (to full span)
● standard accuracy: ±0.2% FS
● temperature drift: ±0.02%/℃
● response time: ≤0.5s (0→90%)
● power voltage affect: ±0.2%/permitted voltage range
● insulated resistance:
Input, output and power supply are isolated from each other ≥50 MΩ/DC 500V
● isolation intensity: input-output-power supply-ground:
DC 1500V/1 minute (DC power)
AC 1500V/1 minute (AC power)
● load resistance affect: ±0.2%/500Ω (when current output)
±0.2% (when voltage output)
● settling time: ≤3s

3. construction and dimension
● structure: compact, insert-mounting
● connection: 3mm connection terminal
● terminal screw material: nickel plating around surface of iron
(screw arrowed wrest<0.8N•m)
● shell material: burn-bear colophony
● isolation: channel isolation (input,output and power supply are isolated from each othe)
● zero adjustments-range: -5 ~ +5%
● span adjustments-range: 95~105%
● power indicate light: green LED, light on when power supply
● mounting: DIN rail
● outline dimension (W×H×D): 45.5×113.5×100mm
● net weight: app. 500 g


Barrier Gates