ZZC
Automatic zero: Yes
Correction: Automatic
Background light: Standard mode: Low light (automatic): Alarm status: (automatic): Reactivated as required
Alarm mode: Alarm status: (automatic), reactivated as required
Secret mode: the background light is not on, and the sound and light alarm is disabled
Sensor: IR CO2: plug-in, electrochemical cell type (toxic gas and oxygen): Catalytic gas (LEL)
User field options: prompt sound, set STEL cycle, forced calibration at start, enable / disable sensor, password protection, lock alarm, compensation level, has been through calibration user lock grab option, "SAFE" display function, secret mode, rapid pumping, oxygen automatic calibration at start, alarm background light mode only, combustible gas measurement (%LEL or percent methane content), LCD language option, STEL calculation selection, TWA calculation selection, combustible gas correction parameter option, CO2 measurement (PPM or percent content), user-set calibration gas concentration, high resolution, clock
Alarm indicator: Visual, sound / vibration alarm clearly displays the alarm status and level
Visual alarm: two bright and flashing wide-angle alarm lights
The LCD screen shows the present gas and alarm levels
Sound alarm: Typical high output variable pulse alarm sound of 95 dB at 1 foot / 0.3 m
Vibration alarm: issue a vibration warning in the gas alarm state, or display any other alarm condition
Status alarm: low battery power, beyond the measurement range, multiple gas / pump failure, or sensor failure
Alert level: instantaneous low limit alert for all gases: instantaneous high limit alert for all gases: TWA (time-weighted average) and STEL (short-term exposure limit) alarms for toxic gases / CO2
LCD: Continuous alphanumeric gas readings and status display description:
Detection gas type: carbon dioxide
Gas concentration: Continuous display of the gas concentration
Peak (Maximum) / STEL /
TWA (PPM or%): Record the exposure values and display them as required
Alarm Setpoint: displayed on startup and when required
Calibration due date: Number of days left to start the fashion
Clock: Real-time hour hand settings that are displayed when started or as required
test:
Full function self-test: Check the status of sensor, line and battery at startup and give sound / light alarm
Battery: uninterrupted
General specifications: impact-resistant composite material, double-layer injection molding shockproof sheath
Operating temperature: -4 to 122 degrees Celsius F / -20 to 50 degrees Celsius
Humidity: 0% to 95% relative humidity has no condensation
EMI / RFI: comply with EMC Specification 89 / 336 / EEC
Protection level: high-performance waterproof and dustproof shell
Battery option: Up to 10 hours in diffusion mode with a heat exchange, rechargeable battery or AA alkaline battery pack (typical)
Dimensions: 5.72.91.5 in / 14.57.43.8 cm
Weight: 13.1 oz / 370 g
Warranty period: 2 years warranty, including all sensors (1 year for NH3 sensors)
Data logger option: User downloads the data logger
Data records: all faults and events (zero calibration adjustment, range calibration adjustment, gas readings, TWA, STEL, alarm
Status, fault detected by the microprocessor)
Sample rate: The factory preset interval is 5 seconds, and the user can set it between 1 and 127 seconds
Storage: 128MB memory cards can store uninterrupted data for more than 8 months
