EISNNOA50A Carlo Gavazzi

Current and Voltage Controls 1-Phase AC Over Current Type EIS 2-wire connection Self-powered 2 types of input: 2 - 20 AAC or 5 - 50 AAC Knob-adjustable set-point Output: Normally open, 100 mA For mounting on DIN-rail in accordance with DIN/EN 50 022 22.5 mm small Euronorm housing Product Description Ordering Key EIS NNO A 20A Small current transformer with 12 mm hole for isolated cur- Housing adjustable set-point and with rent carrying wire makes it Function integrated output circuit. Self- suitable for most applications. Small E-line powered and 2-wire connec- For mounting on DIN-rail or Output tion for easy use. directly on surface by screws. Type Input range Type Selection Output Specifications Output Transistor, NO Input current Type no. Output current 2 - 20 AAC EIS NNO A 20A Maximum load current 100 mA 5 - 50 AAC EIS NNO A 50A Leakage current 100 A Max. voltage 40 VDC Voltage drop (U ) < 2.5 VDC d Input Specifications EIS NNO A 20A EIS NNO A 50A Current range 2 - 20 AAC 50 Hz (1.6 - 16 AAC 60 Hz) 5 - 50 AAC 50 Hz (4 - 40 AAC 60 Hz) (1.6 - 13 AAC 400 Hz) (4 - 32 AAC 400 Hz) Max. current (continuously) 40 AAC 100 AAC Max. overload current (t = 30 s) 200 AAC 200 AAC General Specifications EMC Electromagnetic Environment Compatibility Degree of protection IP 20 acc. to IEC 60801-2, level 3 Pollution degree 3 Immunity acc. to IEC 60801-3, level 3 Operating temperature -20 to +50C (-4 to +122F) acc. to IEC 60801-4, level 3 Weight 70 g acc. to IEC 60801-5, level 3 2 Terminal capacity 2 x 1.5 mm wires in each Range accuracy -0/+15% on max. Dimensions 49 x 22.5 x 56 mm (LxWxH) Hysteresis (Differential travel) 7 - 13% of setpoint Frequency range 45 - 400 Hz Temperature variation 0.20%/C of setpoint Reaction time t < 150 ms worst case reaction time may be up to 5 x t Specifications are subject to change without notice (30.11.99) 1EIS Wiring Diagrams Operation Diagram Set level Hysteresis Output ON 2 Specifications are subject to change without notice (30.11.99)