| Model Info | Sensor type: ESM-01 Series. Detection principle: electrochemical. Response time: 60 seconds. Sampling method: diffusion, optional sensor extender cable. Display: digital LCD, auto backlight during alarm. Alarm operation: latching and reset function. Types of alarms: gas alarms: 1st, 2nd, STEL, TWA and OVER. Trouble alarms: sensor connection, low battery, circuit trouble, and calibration error. Operating temp. & humidity: -10°C to +40°C below 95% RH (non-condensing). Continuous operation: more than 250 hours (at 25°C, no alarm). Dimension & weight: 2.5 x 5.2 x 1.2 inches, 7.6 ounces. |