ASQU ASTU Series

ASTUA3

The ASQU and ASTU Series of 17.5 mm, knob adjustable, universal solid-state timers offer multiple functions, voltages, and time delay ranges. Choose one of 5 functions and 4 time delay

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  • Electrical Characteristics
    • Catalog # ASTUA3
    • Input Voltage (V) 24 or 240 V ac
    • Input Tolerance (%) -20% - 10%
    • Input AC Line Frequency (Hz) 50/60
    • Output Type Solid state
    • Output Form NO
    • Output Load Rating (VA) 0.7 A steady state; 10 A inrush
    • Output Voltage Drop (V) ≅2.5 V @ 0.7 A
    • Time Delay Type Microcontroller based with ceramic resonator and watchdog circuitry
    • Time Delay Range 0.1 - 10 s; 1 - 100 s; 10 - 1000 s; 1 - 100 m
    • Time Delay Tolerance (%) ±2% or ±50 ms whichever is greater
    • Reset Time (ms) ≤300
    • Initiate Time (ms) Single shot and delay-on-break: ≤32
    • Adjustment Type Knob with dial; 2 switches select 1 of 4 multipliers
    • Repeat Accuracy (%) ±1% or 50 ms whichever is greater
    • Setpoint vs Ambient Temperature and Operating Voltage (%) ≤±2% or 50 ms whichever is greater
    • Surge Protection IEEE C62.41-1991 Level A
    • Dielectric Breakdown ≥2000V terminals to mounting surface
    • Circuitry Encapsulated
    • Termination Type 0.197 in (5 mm) push-on terminal blocks for up to #14 AWG (2.5 mm²) wire
    • Mounting Method DIN rail: Snap on to 32 mm DIN 1 and 35 mm DIN 3 rail; Surface mount: 2 #6 (M3.5 x 0.6) screws or quick mount fasteners
    • Operating Temperature -40° to 60°C (-40° to 140°F)
    • Storage Temperature (F/C) -40° to 85°C (-40° to 185°F)
    • Humidity 95% relative : non-condensing
    • Weight (lbs/g) 0 Kg