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.
Battery: 9V alkaline (included). 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.

INPUT RANGES

RANGE (US)	RANGE (METRIC)	OVERPRESSURE
Gauge, underpressure and differential pressure
0-10 in H2O	0-2.5 kPa	12.5 kPa (50 in H2O)
0-28 in H2O	0-7 kPa	35.0 kPa (140 in H2O)
0-80 in H2O	0-20 kPa	150 kPa (600 in H2O)
0-120 in H2O	0-30 kPa	150 kPa (600 in H2O)
0-200 in H2O	0-50 kPa	400 kPa (1600 in H2O)
0-14.5 psi	0-100 kPa	400 kPa (58 psi)
0-29 psi	0-200 kPa	700 kPa (100 psi)
0-100 psi	0-700 kPa	1700 kPa (246 psi)
0-145 psi	0-1000 kPa	2700 kPa (390 psi)
0-245 psi	0-1700 kPa	2700 kPa (390 psi)
for Gauge, media compatible with 18/8 SS (DIN 1.4305)
0-14.5 psi	0-100 kPa	200 kPa (29 psi)
0-29 psi	0-200 kPa	400 kPa (58 psi)
0-100 psi	0-700 kPa	1400 kPa (203 psi)
0-145 psi	0-1000 kPa	3400 kPa (493 psi)
0-245 psi	0-1700 kPa	3400 kPa (493 psi)
0-435 psi	0-3000 kPa	7000 kPa (1015 psi)
0-1000 psi	0-7000 kPa	14000 kPa (2030 psi)