DSM-500 Digital Radiation DetectorDSM-500 Survey Meter by WB Johnson

Compatible with external probes: G-M, NaI Scintillation, Plastic Scintillation, and Alpha Scintillation Detectors

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The DSM-500 microprocessor-controlled survey meter represents is our newest line of digital survey meters. The DSM-500 includes a large, backlit digital LCD that automatically displays the correct reading with no user intervention required (auto-ranging). The DSM-500 can be configured to indicate, CPM, CPS, R/hr and/or Sv/hr. Units can be easily changed with an internal switch; no recalibration is required. The survey meter includes probe-saturation and other error indicators. A scaler function, adjustable alarms an external data port are also included. This survey meter supports most external probes. For a choice of probes with photos and specifications, please reference our product list. If you require a dual probe survey meter, we recommend the DSM-525.

DSM-500 Digital Survey Meter.......................(Order Online) US Orders ONLY

DSM-500 Survey Meter Manual

Dose/Counts Switch Change Dose Rate to Count Rate by Toggling an External Switch

Display LCD 4-Digit x .75" LCD w/LED Backlight

External Probe Input All Johnson Probes

Dose Range Probe Dependent

Energy Range Probe Dependent

CPM Range 0-999.9 Kcpm or Kcps

Probe Linearization Internal adjust for calibration constant and dead time

Scaler Ranges 0-999.9 Kcounts

Scaler Count Time Ranges 10-2550 Seconds (10 second increments)

Alarms 5-95% of Range

Diagnostics Low Battery, Over-range - Audible & Visual Alarms

Range Adjustment Auto-Ranging All Scales

Electrical Non-Linearity < 5% Full Scale

Response Time Fast - 10-2550 Seconds (adjustable) | Slow 10-250 seconds (adjustable)

Drift < 5%

Environmental -20°F [-28°C] to 140°F [60°C] 5-95% RH IPX4 Housing

High Voltage Adjustable 400-1250 VDC | Regulation +-1%

Battery 6 - "AA" Alkaline (nominal 200hrs Operation)

Dimensions 6.25" (16cm) H x 4" (10cm) W x 7" (18cm) L

Weight 2.5 lbs. (1.2 Kilos)

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