Series IEF

• Service: Compatible clean or dirty non coating, conductive liquids.
• Range: 0 to 20 ft/s (0 to 6 m/s).
• Wetted Materials: Body shaft/fitting: 316SS; Electrodes: 316SS; Electrode cap: Polymer/Polystyrene; O-ring: Silicon.
• Accuracy:
  • High accuracy units: ±0.5% of reading at calibrated velocity; ±1% of reading from 2 to 20 ft/s (0.6 to 6 m/s); ±0.02 ft/s (±0.006 m/s) at < 2 ft/s (0.6 m/s);
  • Standard accuracy units: ±1% FS.
• Temperature Limits: Ambient: -20 to 160°F (-29 to 71°C); Process: 15 to 250°F (-9 to 121°C); Storage: -40 to 185°F (-40 to 85°C).
• Process Connection: 1" NPT or BSPT with accessory full port ball valve options.
• Pressure Limits: 400 psi (27.6 bar) @ 100º F (37.8°C).
• Pressure Drop: < 0.1 psi at 12 ft/s in 4" (101.6 mm) and larger pipe.
• Outputs:
  • (1) Analog: 4 to 20 mA, 0 to 5 V, 0 to 10 V or 2 to 10 V (display selectable);
  • (1) Pulse/Frequency: 0 to 15 V peak pulse, 0 to 500 Hz or scalable pulse output (display selectable);
  • (2) Alarm: (1) Empty pipe detection or minimum/maximum velocity, (display selectable);
  • (1) Reverse flow output indication.
• Power Requirements: 12 to 42.4 VDC, .25 A @ 24 VDC; 12 to 36 VAC.
• Electrical Connection: Removable terminal blocks, model selectable 1/2" female NPT conduit connection, PG 16 gland or PG 16 gland with (2) 10' (3 m) 9 conductor 22 AWG plenum rated cables, accessory cable lengths up to 200' (61 m) optional.
• Display: 2" ( 5.08 cm) x 2" (5.08 cm) graphic LCD with backlight.
• Conductivity: >20 microsiemens.
• Enclosure Material: Powder coated die cast aluminum.
• Enclosure Ratings: NEMA 6P (IP68) (Non display models); NEMA 4X (IP66) (-LCD option).
• Agency Approvals: BTL, CE, NSF/ANSI 61 and 372.
• COMMUNICATIONS (-COM OPTION)
• Type: BACnet MS/TP or Modbus® RTU communication protocol (default disabled, display selectable).
• Supported Baud Rates: 9600, 19200, 38400, 57600, 76800, or 115200 bps (display selectable).
• Device Load: 1/8 unit load.
• ADDITIONAL SPECIFICATIONS
• Applicable Pipe Material: Most popular plastic and metal pipes; i.e. Carbon steel, SS, copper, UPVC/PVDF, galvanized steel, mild steel, and brass*.
• Applicable Pipe Size: 4 to 36" (100 to 900 mm), model dependent. See model chart on catalog page.
• Diameter Length Requirements: >10 upstream, >5 downstream.
• Glycol: 0 to 100% display selectable.

***Brass fittings and pipe not for use with NSF Certified models.