Two-Hand Safety Relay BG5933Monitors the two-hand operation of metal working presses and other processing machines with dangerous lock movements Conforms to amended standard EN574 and therefore safety level III-C for wiring in line with the installation instructions supplied with the device (as at: 02-1997) Safety category in line with. EN954-1:4 In accordance with EC directive for machines 98/37EC Conforms to safety regulations for two-hand circuits on ZH 1-456 power-driven metal work presses Inputs for 2 switches each with 1 NC and 1 NO Output: 2 NO, 1 NC Via Y1 - Y2 feedback circuit Monitoring of external contactors for contact multiplication/gain Over-voltage and short circuit protection 22.5 mm overall width **Input** |   ---|--- Nominal voltage UN: | 24 VDC or 24 VAC Voltage range AC: | 0.85 → 1.1 UN ...DC (RC = 10%): | 0.9 → 1.1 UN Delay time for |   Simultaneity requirement: | 0.5 s Reactivation time: | 1 s Current via control contacts (NO / NC): | Type 50 mA