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DSM-504

DIGITAL SURVEY METER/Internal Detector

The DSM-504 boasts an oversized digital display. It has a unique counts to dose capability allowing the user to quickly change from count rate to dose rate and back by the flip of a toggle switch. Other features include a scaler for counts per unit of time, display error indications and audible/visual ALARMS. The internal Energy Compensated GM Tube has a dose rate range of 1 mR/hr-100 R/hr.

SPECS DSM-504
MANUAL DSM-504 MANUAL_REV 1

FEATURES

  • LARGE DIGITAL DISPLAY
  • AUTO RANGING UNITS
  • DUAL MODE CAPACITY FOR
  • DOSE RATE & COUNT RATE
  • AUDIBLE/VISUAL ALARMS

DSM-504 SPECIFICATIONS

Dose/Counts Switch Change Dose Rate to Count Rate by Toggling an External Switch
Display LCD 4-Digit x .75" LCD w/LED Backlight
Detector Energy Compensated GM Tube
Energy Range 60 keV – 3 MeV
Dose Range 1 mR/hr-100 R/hr or equivalent Sv/hr
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)