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MODELDESCRIPTIONAPPLICATION
GSM-115
        
4 Range Microprocessor Survey Meter
500, 5,000, 50,000 & 500,000 CPM
.2, 2, 20 & 200 mR/hr - Low Battery & Saturation, LED's HV & battery meter
Built-In Audible
Response Variable 4-20 Seconds
General Purpose 2.5" Meter that is compatible with most Johnson Probes. Ranges from micro R to 10R/HR
GSM-500
        
4 Range Microprocessor Survey Meter

Auto Ranging Integrate & Peak Hold
500, 5,000, 50,000 & 500,000 CPM
Dose Ranges 25 Micro R/hr to 1 R/hr Depending on Probe
Dose Linearization all Probes
Dead Time Compensation CPM
Auto LO Battery, HV Out of Range
Probe Saturation LED's
General Purpose 3.5" Meter that is compatible with most Johnson Probes. Ranges from micro R to 10R/HR
GSM-525
        
4 Range Dual-Probe Microprocessor Survey Meter

Auto Ranging Integrate & Peak Hold
CPM & Dose Probe 1 CPM DT
Compensated Probe 2
500, 5,000, 50,000 & 500,000 CPM
Probe 1 Dose Ranges 25 Micro R/hr to
1 R/hr Depending on Probe
Dose Linearization
Dead Time Compensation CPM
Auto LO Battery, HV Out of Range
Probe Saturation LED's
Broad Capability Contamination & Dose Monitor Using GM Probe for Alpha-Beta Monitoring and Energy Compensated GM for Dose Monitoring up to 10 R/hr. Operates two probes with different dose and/or CPM calibrations and high voltage requirements. Optional time count operation and adjustable alarms.
RML-200120 VAC or Battery Powered Rate Meter w/Alarm
4-Range Auto Ranging
Microprocessor Controlled
High Voltage 300-1500 vdc
Adjustable Alarm 5% - 95%
Dry Contact Alarm Output
Includes Internal Rechargable Battery & Charger
General Purpose Rate Meter that Supports Most Johnson Probes
Excellent Lab or Training Aid
Good Small Area Monitor
RML-5
3 Range
120 VAC or Battery Powered Rate Meter w/Alarm
4" Speaker
2 Watts RMS-50,000 CPM
High Voltage 300-1500 vdc
Adjustable Alarm 5% - 95% Full Scale
Includes Internal Battery & Charger
General Purpose Rate Meter that Supports Most Johnson Probes
Excellent Lab or Training Aid
Good Small Area Monitor



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Copyright © 2007 William B. Johnson
200 AEI Drive
Lewisburg, WV 24901
Phone:   304.645.6568
FAX:  304.645.2182
buyjohnson@msn.com