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HM Digital

HM Digital is a leading supplier of water testing equipment around the world. We have included five test meters in our range. These hand held meters fit the needs for most requirements for hydroponics, aquaponics and aquarium applications.

PH-80

HM Digital

891144000175

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Measures pH & Temperature
One touch, automatic digital calibration
Water resistant
Simultaneous Temperature display
Sleek lightweight design
Large easy to read display
0 - 14 measurement range
automatic temperature compensation

SPECIFICATIONS

pH Range:	0 - 14
Temperature Range:	1-80°C
Resolution:	0.1 pH; Temperature resolution is 0.1°C/F
Accuracy:	+/- 0.2 pH; Temperature accuracy is +/-2%
Calibration:	Digital automatic calibration (one point)
Electrode:	Glass sensor and reference tube electrodes
Housing:	Water resistant
Power source:	3 x 1.5V button cell batteries included (LR44)
Dimensions:	15.3 x 3.2 x 1.8 cm
Weight:	53.9g

Warranty and Service Info

NOTE: Each PH-80 is shipped with the sponge in the cap dry. Prior to use, pour a small amount of storage solution from the mylar packet into the sponge so that the sponge is moist. (not dripping wet) Put the cap back on and allow to soak for 15 minutes (standing upright) prior to use. Additional electrode storage solution is available for purchase.

COM-80

HM Digital

891144000229

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Measures EC, TDS and temperature
digital calibration
data hold and battery indicator
large easy to read screen
splash proof / water resistant

SPECIFICATIONS

EC Range:	0 - 9990 uS
TDS Range:	0 - 8560 ppm (mg/L)
Temperature Range:	0 - 80°C
Resolution:	EC: 0.1uS TDS: 01ppm Temperature: 0.1°C
Accuracy:	+/- 2 %
Calibration:	Digital by push button
Probe:	Detachable, with platinum electrodes
Housing:	Waterproof (submersible)
Power source:	3 x 1.5V button cell batteries included (LR44)
Dimensions:	18.5 x 3.4 x 3.4 cm
Weight:	90.7g

	Warranty and Service Info
	EC vs TDS. What is best?

EC-3

HM Digital

891259010588

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Measures EC
easy to read display
includes carry case with belt clip
highly efficient and accurate
hold function with auto off
built in digital thermometer

SPECIFICATIONS

EC Range:	0 - 9990 uS
Temperature Range:	0 - 80°C
Accuracy:	+/- 2 %
Calibration:	Factory Calibrated
Power source:	2 x 1.5V button cell batteries included (LR44)
Dimensions:	15.5 x 3.1 x 2.3 cm
Weight:	76.5g

	EC-3 Instructions
	Warranty and Service Info
	EC vs TDS. What is best?

EC-3M

HM Digital

603964473448

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Measures EC
easy to read display
includes carry case with belt clip
highly efficient and accurate
hold function with auto off
built in digital thermometer

SPECIFICATIONS

EC Range:	0 - 9.99 mS
Temperature Range:	0 - 80°C
Accuracy:	+/- 2 %
Calibration:	Factory Calibrated
Power source:	2 x 1.5V button cell batteries included (LR44)
Dimensions:	15.5 x 3.1 x 2.3 cm
Weight:	76.5g

	Warranty and Service Info (pdf)
	EC or TDS. What is best?

TDS-3

HM Digital

10891144000080

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Measures ppm (or TDS)
easy to read display
includes carry case with belt clip
highly efficient and accurate
hold function with auto off
built in digital thermometer

SPECIFICATIONS

TDS Range:	0 - 9990ppm
Temperature Range:	0 - 80°C
Accuracy:	+/- 2 %
Calibration:	Factory Calibrated
Power source:	2 x 1.5V button cell batteries included (LR44)
Dimensions:	15.5 x 3.1 x 2.3 cm
Weight:	76.5g