Thermocouple Technology, LLC (TTEC)

Model 70LCDH11X, LCD-H11X - Loop Powered Heavy-Duty LCD Field Indicator

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LCD-H11X is a digital, heavy-duty LCD indicator for installation directly in a 4-20 mA loop without need for external power. The indicator is equipped with high-contrast, easy-to-read LCD digits. The scale is easily programmable, without reference signal, by three push buttons for any values between - 1999 and 9999.

  • Can be used with any DIN B transmitter or as display only
  • Installation directly in a 4-20 mA loop without need for power supply
  • Only 1.5 V voltage drop
  • High-contrast, 4-digit LCD display
  • Simple push button scaling without reference signal
  • Any range between -1999 to 9999 for 4 to 20 mA input
  • Labels for different engineering units are included
  • Typical accuracy of 0.05 % allows for high precision read-outs
  • HART transparent
  • Designed for ambient temperatures between -25 to +70 ºC / -13 to +158 ºF
  • Field mounting in rugged IP 66 / NEMA 4X housing
  • 90º indexing of display orientation

  • Input Current: 4 to 20 mA
  • Maximum Current: 30 mA
  • Minimum Current for Operation: ~3.5 mA
  • Voltage Drop: ~1.5 V
  • Response time: Appr. 0.5 s
  • Scale setting: 3 pushbuttons inside the housing
  • Operation Temperature:
    • -25 to +70 ºC
    • -13 to +158 ºF
  • Typical Accuracy: ±0.05 % FS ±1 digit
  • Connection: Stranded, = 1.5 mm2, AWG 16

Indication

  • Display: Black LCD with 4 digits including minus sign
  • Digit Height:
    • 0.5 in
    • 12.7 mm
  • Indication Range: Any range between -1999 to 9999
  • Decimals: Selectable, 0 to 3
  • Under Range / Over Range: Flashing symbols LO/HI
  • Engineering Units: Set of labels included (including blanks)

Enclosure

  • Material: Pressure Die Cast Aluminium; Silicone Rubber gasket; Glass window
  • Paint:
    • Color: RAL 5005 Signal Blue
    • Spray Epoxy Primer with Polyurethane Top Coat.
  • Protection:
    • [FM Cert 3019264] [CSA Cert 1717515]
    • FM/CSA Class 1, Div 1 & 2
    • NEMA 4X / IP66
  • Conduit Connections: 3 x 3/4” NPT Threaded ports
  • Mounting: Wall mount or optional 2” Conduit 316 SS bar clamp

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