Specifications Size: 5.1 x 2.8 x 2.0 inc. Weight: 11.5 oz Temperature: -4 to 122 degree F Alarms: Visual/Audible Typical battery Life: 13 hours @ 32degrees F/ 8 Hours @-4 degrees F / Recharges in 6 hours Pump Draw: Sample pump from up to 75 ft. Warranty: Full two year warranty including all sensors Sensor SpecificationsH2S:

Sensor Specifications Gas Measuring Range Resolution H2S 0-100 ppm 1 ppm CO 0-500 ppm 1 ppm O2 0-30.0% 0.1% Combustible gases 0-100% LEL0-5.0% v/v 1%0.1% Alarm setpoints for all sensors are user adjustable. Setpoints are automatically displayed during instrument start up. Other Specifications Size 4.4 x .4

Standard Versions: units come ready for use; complete with integral water-resistant IP 66/67 concussion-proof housing, sensor, stainless steel alligator belt clip, test cap and instructions. Humidity: 5% to 95% RH (non-condensing) EMI/RFI: Complies with EMC Directive 89/336/EEC     Ingress protection: IP

Specifications Size: 5.1 x 2.8 x 2.0 inc. Weight: 11.5 oz Temperature: -4 to 122 degree F Alarms: Visual/Audible Typical battery Life: 13 hours @ 32degrees F/ 8 Hours @-4 degrees F / Recharges in 6 hours Pump Draw: Sample pump from up to 75 ft. Warranty: Full two year warranty including all sensors Sensor SpecificationsH2S:

Gas Measuring Range (ppm) Default Resolution (ppm) High Resolution (ppm) O2 0-30.0% 0.1% N/A CO 0-999 1.0 N/A H2S 0-500 1.0 0.1 SO2 0-150 1.0 0.1 LEL 0-100% LEL0-5% v/v 1%0.1% N/A Specifications Auto zero Yes Calibration Automatic Backlight Standard Mode: low light (auto); alarm condition

Sensor Specifications Gas Measuring Range Resolution H2S 0-100 ppm 1 ppm CO 0-500 ppm 1 ppm O2 0-30.0% 0.1% Combustible gases 0-100% LEL0-5.0% v/v 1%0.1% Alarm setpoints for all sensors are user adjustable. Setpoints are automatically displayed during instrument start up. Other Specifications Size 4.4 x .4

Standard Versions: units come ready for use; complete with integral water-resistant IP 66/67 concussion-proof housing, sensor, stainless steel alligator belt clip, test cap and instructions. Humidity: 5% to 95% RH (non-condensing) EMI/RFI: Complies with EMC Directive 89/336/EEC     Ingress protection: IP

Specifications Size: 5.1 x 2.8 x 2.0 inc. Weight: 11.5 oz Temperature: -4 to 122 degree F Alarms: Visual/Audible Typical battery Life: 13 hours @ 32degrees F/ 8 Hours @-4 degrees F / Recharges in 6 hours Pump Draw: Sample pump from up to 75 ft. Warranty: Full two year warranty including all sensors Sensor SpecificationsH2S:

Gas Measuring Range (ppm) Default Resolution (ppm) High Resolution (ppm) O2 0-30.0% 0.1% N/A CO 0-999 1.0 N/A H2S 0-500 1.0 0.1 SO2 0-150 1.0 0.1 LEL 0-100% LEL0-5% v/v 1%0.1% N/A Specifications Auto zero Yes Calibration Automatic Backlight Standard Mode: low light (auto); alarm condition