FEATURES
- LARGE DIGITAL DISPLAY
- AUTO RANGING UNITS
- DUAL MODE CAPACITY FOR
- DOSE RATE & COUNT RATE
- AUDIBLE/VISUAL ALARMS
DSM-500
DIGITAL SURVEY METER
The DSM-500 boasts an oversized digital display. It has unique counts to dose capability, allowing the user to quickly change between counts 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
| SPECS | DSM-500 MANUAL REV 1 |
DSM-500 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 |
| 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) |
