0 °C to 50 °C; 0% RH to 100% RH

Calibration Temperature Accuracy (“H” model)

 ± 0.125 °C (16 °C to 24 °C

 ± 0.25 °C (15 °C to 35 °C)

Calibrated relative humidity accuracy (“H” model)

 ± 1.5% RH (20% RH to 70% RH)

 ± 2% RH (20% RH to 70% RH)

Estimated Expected Value  (No warranty)

 ±0.5 °C outside calibration range
± 3 % RH outside calibration range

 ± 0.025 °C for ± 1 ° change in the range 15 °C to 35 °C

 Front panel selectable down to 0.001 °C (0.01° for logged data)

 ± 1.0% RH: ± 5% change in the range of 20% RH to 70% RH

 Front panel selectable down to 0.01% (0.1% for logged data)

 Measures temperature and relative humidity with up to two probes, removable, extendable with cable, replaceable, with built-in calibration, assignable 16 character ID (identification number)

 240×128 Graphics Monochrome LCD, password protected, displays temperature/humidity data in graphical, numeric and statistical formats, 16 configurable display settings

 400,000 records with time stamps

 Visual, audible and external alarms for temperature, temperature change, RH, RH change and faults (password protected)

 2.5 mm subminiature plug (normally 0 V, outputs 11-12 V, up to 20 mA when activated)

 Ethernet, RS-232

 RJ45 jack, 10 Base-T or 100 Base-TX; Static or Dynamic (DHCP client) IP address authentication

 Built-in web page interface and functions: device identification, measurements, password-protected device page (can be disabled)

 Wall mounted (mounting included) or bench mounted

 12 V DC from an external 100-240 V AC power adapter

 Standard built-in 9 V battery allows measurements even during power outages

 125mm x 211mm x 51mm

 79mm x 19mm

 0.7 kg

 NVLAP calibration certificate for temperature and humidity. Data included is for 3 temperature points and 3 humidity points at 20°C. Compliant with NCSL/ISO/IEC 17025:2000 and ANSI/NCSL Z540-1-1994.

 Requirements: Microsoft® Windows® 2000 (SP4) or XP (SP2), (optional software) IBM compatible Intel Pentium® IV 1 GHz PC processor or higher, 512 MB RAM (1 GB or more recommended), 200 MB HDD space for installation (more is preferred for data storage), CD drive (required for installation)