Service: Air and compatible, non-combustible gases. Accuracy: 3% FS Process gas: 32 to 122°F (0 to 50°C). 4% FS Process gas: -40 to 32°F & 122 to 212°F (-40 to 0°C & 50 to 100°C). Response Time: Flow: 1.5 seconds to 95% of final value (output filter set to minimum). Temperature Limits: Process: -40 to 212°F (-40 to 100°C). Ambient: 32 to 140°F (0 to 60°C). Pressure Limit: 100 psi (6.89 bar) maximum. Humidity Limit: Non-Condensing. Power Requirements: 12–35 VDC, 10–16 VAC. Output Signal: 4-20 mA, isolated 24V source, 3 or 4-wire connection. Output Filter: Selectable 0.5 –15 (seconds). Loop Resistance: 600 ohms max. Current Consumption: 300 mA max. Electrical Connections: Screw terminal. Mounting Orientation: Unit not position sensitive. Probe must be aligned with airflow. Weight: 13.2 oz (374.26 g). Cable Length: 6 ft (1.82 m). Probe Length: 12˝ (30.48 cm) standard. Probe Diameter: 5/16˝ (0.79 cm). OPTIONAL DISPLAY VERSION: Display: 4-1/2 digit 1/2˝ Red LED. Resolution: 1 FPM, 0.01 MPS (10 FPM @ 10,000 and 15,000 FPM ranges). Weight: 13.9 oz (394.16 g). Agency Approvals: CE The following standards were used for CE approval: IEC 61000-4-2: 2001 IEC 61000-4-3: 2002 IEC 61000-4-4: 1995 IEC 61000-4-5: 2001 IEC 61000-4-6: 2003 IEC 55011: 1998 IEC 61326: 2002 89/336/EEC EMC Directive