GSM-525

GSM-525

Analog Survey Meter w/dual detectors

The GSM-525 offers extreme flexibility with a dual probe capability. Offering both dose and cpm calibration per probe, this instrument is capable of offering up to four separate probe measurements. With its functionality with all WB Johnson detectors, the GSM-525 is the most extensive radiation single measurement instrument on the market.

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Product Specifications

Input Sensitivity0.050V
External CPM/Dose SwitchExternal Switch selects CPM mode or Dose Linearized mode for the probe selected
Ranges - Probe 1 - Auto-Ranging0-.2 | 0-20 | 0-200 | 0-2000 mR/H- 4 Ranges
other ranges available, Supports 7 Probes
Ranges - Probe 2 - Auto-Ranging0-.2 | 0-20 | 0-200 | 0-2000 mR/H- 4 Ranges
0-500 | 0-5000 | 0-50,000 | 0-500,000 CPM - 4 Ranges
Integrate5 preset time, 0-1, 5, 10, 30 & 60 seconds
DiagnosticsHV Out of Range, Battery Low, Probe Over Range
Range AdjustmentAuto-Ranging
Electrical Non-Linearity+- 5% of Full Scale
Response TimeOptimized for Each Range
Drift<5%
AudioOn-Off Front Panel Switch, water and solvent resistant
Environmental-20° F[-28° C]-140° F[60° C] | 5-95% RH IPX4 Housing
High VoltageAdjustable 300-1500 VDC|Regulation +-1%
Low Voltage+5 VDC & -5 VDC Regulation +-0.5%
Battery6 "AA" Alkaline-400 hours nominal
Meter3 High Torque, 3.5" w/LED indicators in face for range probe saturation, HV out of range and low battery
Circuitry100% Digital Microprocessor Controlled
Dimensions5.25" (14cm) H x 4" (10cm) W x 7" (18cm) L
Weight2.5 lbs. (1.2 Kilos)
ConstructionCast Aluminum & Stainless Steel
Questions? Call today!
(208) 557-6945

Mailing Address
W. B. Johnson Instruments
3998 Commerce Cir.
Idaho Falls, Idaho 83401

Shipping Address
W. B. Johnson Instruments
3998 Commerce Cir.
Idaho Falls, Idaho 83401