SRM100 and SRM100A Meter Specifications

Specifications for SRM100 Soil pH and Resistivity Meters and accessories are listed below.

SRM100

  • Dimensions: 7.5" long, 4.75" high, 2.25" deep

  • Weight: 2.5 lbs without probe(s)

  • Material: ABS high-impact plastic, corrosion proof, sealed to NEMA4 /IP64

  • Operating Temp: from -15 to 60° C

  • Operating Humidity: 0 to 100% non-condensing

  • Power Supply: 4 AA Batteries

  • Display: Liquid crystal 2 lines of 16 characters

  • Soil Resistivity:

    • Range: 0 to 1.5M ohm-cm

    • Accuracy: +/- 5% of the reading

  • Soil pH:

    • Range: 3 to 10 standard units

    • Accuracy: +/- 0.5 pH standard units

SRM100A

  • Dimensions: 7.5" long, 4.8" high, 2" deep

  • Weight: 2.5 lbs without probe(s)

  • Material: ABS high-impact plastic, corrosion proof, sealed to NEMA4 /IP64

  • Operating Temp: from -15 to 60° C

  • Operating Humidity: 0 to 100% non-condensing

  • Power Supply: 3.7V Lithium-Ion Rechargeable Battery (USB C charging cable and USB wall adapter power supply included)

  • Display: Liquid crystal 2 lines of 16 characters

  • Soil Resistivity:

    • Range: 0 to 1.5M ohm-cm

    • Accuracy: +/- 5% of the reading

  • Soil pH:

    • Range: 3 to 10 standard units

    • Accuracy: +/- 0.5 pH standard units

SRM100 & SRM100A Probes

  • Bell Hole Probe:

    • Type: T-Handle

    • Size: 12 inches

    • Weight: 3 lb. without SRM100 meter

    • Diameter: 5/8" shaft, 3/4" sensor tip

    • Material:

      • Shaft: Carbon steel

      • Sensor Tip: Steel/copper/antimony

  • Subsurface Probe:

    • Type: T-Handle

    • Size: 40 inches

    • Weight: 5 lb. without SRM100 meter

    • Diameter: 5/8" shaft, 3/4" sensor tip

    • Material:

      • Shaft: Carbon steel

      • Sensor Tip: Steel/copper/antimony

SRM100 and Probe Protective Case

  • Dimensions: 53" long, 16" wide, 6.25" deep

  • Weight: 20 lbs without meter and probe(s)

  • Material: injection-molded polyurethane

  • Protective Foam: case fitted with 2.2 pound density polyethylene foam

SRM100 and Probe Accessories Kit

  • Dimensions: 9" long, 4.75" wide, 1.25" deep

  • Weight: 1 lb. with contents

  • Contents: cleaning kit (scour pads), Phillips head screwdriver, and replacement batteries (one set)