Radiation Sensors	3cc CsI (TI) with Photodiode (Low channel) Energy-Compensated PIN Diode (High channel)
Energy Range	0.06 to 3.0 MeV
Dose Equivalent Rate (DER) Range for 137Cs	1 μR/h to 600 R/h (0.01 μSv/h to 6 Sv/h)
Accuracy of DER	±20%
Dosage Range	1 μR to 999.9 R (0.01 μSv to 9.9 Sv)
Background Reference	Background level reference set automatically on start-up (Search Mode only), plus user-initiated as needed
Calibration	None required. Periodic functional test recommended using 1 μCi and 16 μCi 137Cs check sources. Factory calibration available if needed.

 

 

Time to Alarm	<2 seconds
Alarms	· Loud audible buzzer (85+ dB @ 30 cm) · Built-in vibration alarm · Highly visible LED lights on both sides of LCD graphic display
Alarm Settings	· Dose Rate o Search Mode: Alarm threshold based on variations in local background level o Safety Mode: User-programmable low and high alarm thresholds based on dose rate · Dose o User-programable low and high alarm thresholds based on dose o Stay Time: Alarms vary by time (3 min to 2 hrs, once per minute; <3 min, once every 5 sec; 0 min and beyond, same as dose alarm)

 

 

Datalog Size	30,000 data points (20 days at 60-second intervals)
Datalog Modes	Continuous: Logs data at all times Event-Driven: Starts logging data on alarm
Datalog Interval	User programmable, 1 to 3,600 seconds
Communication	Built-in Bluetooth® radio interfaces with computer for datalog download and configuration changes

 

 

Battery	2 AA alkaline batteries
Operating Period	Up to 600 hours

 

 

Temperature	-20° C to 50° C (-4° F to 122° F)
Temperature Alarm	Temperatures above 50° C (122° F) will cause a high-temperature error message
Humidity	0% to 95% (non-condensing)
Shock Resistance	Passes drop test from 1.5 m (59")
IP Rating	IP-67 (immersible)
Intrinsic Safety	Certified to meet Class I, Div. I, Groups A, B, C, D, T4 ATEX II IG EEx ia IIC T4

 

 

Display	Graphic LCD with 1.2" x 0.75" (30.5 mm x 19 mm) viewable area can be flipped for view by user; Radiation intensity displayed in cps or dosage rate in divisions of R/h or Sv/h
Direct Readout	Dose rate, peak, min, total dose, battery status, time, temperature
Ergonomics	Nonslip rubber housing with grippable ridges securely fits hand or glove
Keypad	2 operation/program buttons
Size	4.92" x 2.68" x 1.38" (125 mm x 68 mm x 35 mm)
Weight	9.5 oz (270 g)
Attachments	R ed metal belt clip and wrist strap