LU-A11 (TypeS) Barriers

LU-A11 (TypeS) Barriers

1. Technical Parameters:
1) main functions and features
● compact and insert-mounting
● input circuit Intrinsic Safety, [Exib]ⅡC if suitably certified.
● The supply of power to 2-wire transmitters
● Power supply for field transmitter, and prevent hazardous energy from the instrinsically safety terminal into the hazardous area, transfer the DC signal to isolated standard process signal.
● With power indicator, Zero & Span adjustment for output signal
● Input, output and power supply are isolated from each other
● Linear to temperature (T.C, RTD)

2)input (hazardous-area signal)
● current input: current: DC 4~20mA,
voltage supply: 18.5~28.5 V,
input resistance: 50Ω (built-in)
● voltage input: voltage: 1~5V,
input resistance: ≥50 KΩ
● input: T.C
signal source: types K, E, S, B, R, T, N, W, J or millivlt
T.C range ability (℃) minimum range (℃)
K 0-1300 120
E 0-1000 80
S 0-1600 580
B 400-1800 1000
R 0-1600 850
T -200-400 120
N 0-1200 180
W 0-2300 340
J 0-1200 100
Input resistance: ≥20 KΩ
Minimum signal: ≥5mV
● input: RTD
RTD range ability (℃) minimum range (℃)
Cu50 -50-150 50
Cu100 -50-150 50
Pt10 -200-600 200
Pt100 -200-800 50
Down-load resistance: ≤5Ω


3) output (safe-area signal)
● current output: current: DC 4~20mA,
load resistance: ≤350Ω
● voltage output: voltage: DC 1~5V,
load resistance: ≥10 KΩ
4) Intrinsic safety:
● Explosion-proof: [Exib]ⅡC
● max. voltage Um: 242V
● max. output voltage Uo: 28V
● max. output current Io: 118mA
● max. external inductance Lo: 7mH
● max. external Capacity Co: 0.083μF

5) environmental parameters:
● power supply: DC24V±10%, current consumption 1W when aftereffect Wpp < 10%
● temperature for operating: 0 ~ +50 ℃
● humidity: 0%~95%RH (none congeal)

2. performance index (to full span)
● standard accuracy: ±0.1% FS
● temperature drift: ±0.015%/℃
● response time: ≤1s (0→90%)
● power voltage affect: ±0.1%/permitted voltage range
● insulated resistance:
Input, output and power supply are isolated from each other ≥100 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: ±0.1%/250Ω (when current output)
±0.1% (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): 25×80×80mm
● net weight: app. 150 g


Barrier Gates