Fluke Calibration 1621A-H-156

Product Highlights

• The “DewK” Thermo-Hygrometer, High-Accuracy
• Operating Range: 0 °C to 50 °C (32 °F to 122 °F); 0 %RH to 100 %RH
• Calibrated Temperature Accuracy: ± 0.125 °C from 16 °C to 24 °C (± 0.225 °F from 60.8 °F to 75.2 °F)
• Calibrated RH Accuracy: ±1.5 %RH from 20 %RH to 70 %RH
• 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) (HxWxD): 125 mm x 211 mm x 51 mm (4.9 x 8.3 x 2.0 in)
• Size (Sensors) (LxDia): 79 mm x 19 mm (3.1 x 0.75 in)
• Weight: 0.7 kg (1.5 lb)

Each Unit Includes

• Two high-accuracy sensors
• Wall mount bracket
• RS-232 cable
• 7.6 m [25 ft] sensor extension cable
• Sensor wall mount bracket
• Sensor case
• 9936A LogWare III single-PC license
• Certificate of NIST-traceable NVLAP 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)