Series HM28 Handheld Digital Manometer

Specifications

  • Pressure Connection: Hose; 4/6 mm or 1/8″ NPT.
  • Accuracy: (includes linearity, hysteresis, and repeatability): per order code. ±0.20% full scale ±1 digit. ±0.10% full scale ±1 digit. ±0.05% full scale ±1 digit.
  • Measuring Media: Instrument Air or Inert Gases. For HM28G3XXXXX, Any material compatible with 18/8 stainless steel.
  • Temperature Limits: 23 to 122°F (-5 to 50°C).
  • Storage Temperature: -4 to 140°F (-20 to 60°C).
  • Humidity: 30 to 95% rH, non-condensing.
  • Display: 2 line, 16 character, dot matrix LCD, with switchable display sizes.
  • Power Requirements: 9 V alkaline battery, installed functional, user replaceable. Can operate from external power supply of 7 to 14 VDC.
  • Current Consumption: <9 mA.
  • Memory: 964 measured values. Recording intervals adjustable from manual, 1, 5, 10, 20, 30 seconds, 1, 2, 3, 5, 10, 30, 60 minutes.
  • Case Protection: IP54.
  • Case Dimensions: 6 x 3.27 x 1.34 in (152 x 83 x 34 mm).
  • Weight: 9.5 oz (270 g).
  • Maximum Measurement Rates: Stand alone: 2-1/2 readings/sec (0.1% and 0.05% ratings), 5 readings/sec (0.2% rating). Output to RS-232: 20 measurements/sec (0.2% rating). 10 measurements/sec (0.1% and 0.05% ratings).
  • RS-232 Baud Rate: Adjustable, 1200, 2400, 4800, or 9600 baud.

Features

• Microprocessor based

• Differential, Gage, or Absolute

• High Accuracy, 0.2%, 0.1%, or 0.05% with Calibration Certificate

• Selectable Scales

• Resolution to 0.000 of Selected Unit

• Peak and Valley Indication

• Hold Function

• Programmable Display

• Memory for up to 964 Readings

• Output for Optional Printer or Computer Interface