INT301
Kriwan
Temperature Monitor, Part No. 20 A 501 S21, 3 × Pt100 inputs, 24 VAC/DC supply, 3 relay outputs, galvanically isolated 0/4–20 mA analogue output, measuring range −50 to +250°C. Or any equivalent (24V DC supply, 3PT100 with two dry change over contacts for alarm and trip )