Specifications
| Specifications | |
| Operating range | 0°C to 50°C (32°F to 122°F); 0% RH to 100% RH |
| Calibrated temperature Accuracy | ±0.25°C from 15°C to 35°C (±0.45°F from 59°F to 95°F) |
| Calibrated RH accuracy | ±2% RH from 20% RH to 70% RH |
| Expected extrapolated performance (uncertified) | ±0.5°C (±0.9°F) outside calibrated range ±3% RH outside calibrated range |
| Delta temperature accuracy | ±0.025°C for ±1° changes within 15°C to 35°C (±0.045°F for ±1° changes within 59°F to 95°F) |
| Temperature resolution | User selectable up to 0.001°C/°F on front-panel display (0.01° recorded) |
| Delta humidity accuracy | ±1.0% RH for ±5% changes within 20% RH to 70% RH |
| RH resolution | User selectable up to 0.01% on front-panel display (0.1% recorded) |
| Inputs | Up to two sensors, measure temperature and relative humidity, detachable, cable-extendable, interchangeable, self-contained calibrations, may be assigned unique 16-character identifications |
| Display | 240 x 128 graphics monochrome LCD, displays password-protected temperature/humidity data graphically, numerically, and statistically (one or both channels); 16 pre-defined, user-changeable screen setups |
| Memory | 400,000 typical individual date/time-stamped readings |
| Alarms | Password-protected visual, audible, and external alarms for temperature, temperature rate, RH, RH rate, and fault conditions |
| Alarm port output | 2.5 mm two-conductor subminiature plug, 0 V normal, 11 to 12 V active, sources up to 20 mA |
| Connectivity | Ethernet, RS-232, RF (optional) |
| Ethernet | RJ45 jack, 10 Base-T or 100 Base-TX; static or dynamic (DHCP client) IP address assignment |
| Web page | Embedded web page interface features: instrument identification, measurements, password-protected terminal page; can be disabled |
| Wireless option | Requires wireless modem. 802.15.4 (underlies Zigbee), 2.4 GHz frequency, 1 mW transmit power, 30 m (100 ft) typical unobstructed range; can be disabled |
| Mounting | Wall mounted (hardware included) or set on a bench top |
| Power | 12 V DC from external 100 to 240 V DC power supply |
| Battery backup | Standard 9 V battery enables continued measuring during power disruptions |
| Size (DewK) (H x W x D) | 125 x 211 x 51 mm (4.9 x 8.3 x 2.0 in) |
| Size (sensors) (L x Dia) | 79 x 19 mm (3.1 x 0.75 in) |
| Weight | 0.7 kg (1.5 lb) |
| Calibration | Certificate of NIST-traceable accredited temperature and humidity calibration included; As Found and As Left data supplied at three temperature points and three humidity points each at 20°C (68°F); Complies with NCSL/ISO/IEC 17025:2000 and ANSI/NCSL Z540-1-1994 |
| LogWare III (optional software) | Requirements include: Microsoft® Windows® 2000 (SP4) or XP (SP2) operating system, IBM compatible Intel Pentium® IV 1 GHz PC processor or better, 512 Mb RAM (1 Gb or more recommended), 200 Mb HDD space for installation (additional free space recommended for data storage), CD-ROM drive for installation |
