Adjustable temperature controller for Pt 100 Low-Cost version 22,5 mm housing for DIN rail Power supply 24V DC Circuit monitoring for break and short-circuit Temperature switch ERW 72.4 Technical data: Input: Accuracy: Switch hysterisis: Error controll: Pt 100, 3-wire ≤ ± 2% FS @ 25°C approx. 1% of span Break or short-circuit of the measuring circuit affects like setpoint exceed. Output: Relay with potential-free change-over contact. Relay is activated, when actual value < set point Switching power: 250V AC max. 600 VA 125V DC max. 120 W max. switching current 3A Power supply: 18…30V DC, max. 40 mA, max. ripple 10% within the admissible range Ambient temperature: 0…60 °C, effect < 0,02%/K Enclosure:

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