DSM-503 Digital Radiation Meter

DSM-503 Digital Radiation Meter w/ Internal Detector


The DSM-503 Survey meter is the perfect mix of rugged and dependable for use in a variety of environments. With it's internal detector, this instrument is designed to fit the perfect application for general users of radiation measurement and monitoring. The internal energy compensated gm detector makes this instrument a perfect fit for general users of radiological instruments.


Input Sensitivity 0.05V
Display-LCD 4-Digit x .75" LCD w/LED Backlight
LCD Refresh Rate 0.8 - 3.0 Sec in 0.2 Sec increments - adjustable
Display Backlight Push button, 30 Second auto off
Dose Ranges 0.1 mR/hr -10,000 mR/hr
CPM Ranges 0-999.9 Kcmp
Probe Linearization Internal adjust for cal constant and dead time
Scaler Ranges 0-999.9 Kcpm
Scaler Count Time Ranges 10-2550 Seconds (10 second increments)
Alarms 5-95% of Range
Diagnostics Low Battery, Overrange - audible and visual
Range Adjustment Auto-Ranging All Scales
Electrical Non-Linearity < 5%
Response Time Fast - 10-2550 Seconds (adjustable) | Slow 10-250 seconds (adjustable)
Drift <5%
Environmental -20° F[-28° C]-140° F[60° C] | 5-95% RH IPX4 Housing
High Voltage Adjustable 300-1500 VDC|Regulation +-1%
Battery 6 "AA" Alkaline-400 hours nominal
Circuitry Digital Microprocessor Controlled
Dimensions 5.25" (14cm) H x 4" (10cm) W x 7" (18cm) L
Weight 2.5 lbs. (1.2 Kilos)
Construction Heavy Duty Cast Aluminum and Stainless Steel
Probes Internal Energy Compensated GM
Data Output (optional) 9 Pin Serial RS-232 - Panel switch manual data extraction



Downloadable Datasheet, Product Manual & Other Resources