Waterproof pH-Meter GMH 5550
waterprof pH-Meter with data logger / serial interface / analog output / big dual display /
calibration function / Silicone protection cover / IP67 (Housing and connections)
 
The waterproof pH-Meter GMH 5550 is especially for moist environment. Thanks to the protection class of IP67, the pH-Meter GMH 5550 can use even under adverse conditions.

pH Meter GMH 5550

pH measurement
Measurement range	-2.000 ... 16.000 pH
Accuracy	±0.005 pH

Redox
Measurement range	-2000.0 ... 2000.0 mV
Accuracy	±0.05 % FS (mV or mVH)

Temperature
Measurement range	-5.0 ... +150.0 °C / 23.0 ... 302.0 °F
Accuracy	±0.2 °C (in the range of -5,0 ... 100,0 °C)

Relative humidity
Measurement range	0.0 ... 70.0% RH
Accuracy	±0.1 rH

Connections pH, Redox	pH, Redox: BNC-female connector, compatible to standard BNC-plugs and waterproof, BNC-plugs, additional banana-jack (4 mm) for separate reference electrode input resistance: 1012 Ohm
Connections Temperature	2 banana-jacks (4 mm) for temperature probes (Pt1000 or NTC 10K)
Interface / Supply	4-pole bayonet connector for serial interface and supply (with accessory USB 5100)
Display	two 4½ - digit seven-segment display (15 mm and 12 mm)
pH-Calibration	Automatically: 1-, 2- or 3- point calibration, GREISINGER-Standard-Buffer or Puffer to DIN19266 (A,C,D,F,G) Manually: 1-, 2- or 3- point calibration
Protection class	IP67 (Housing and connections)
Dimensions	160 x 86 x 37 mm (H x W x D) incl. protection cover
Weight	250 g incl. battery and protection cover
Housing	impact resistant ABS housing with pop-up clip
Power supply	2 x AAA-battery (incl. in scope of supply) power consumption: <1.0 mA
Battery life time	1000 hours
Background lightning	Period selectable (on/off or 5 s... 2 min.)

pH Meter GMH 5550

Tech Specs