触点扩展，输入：单通道接线，输出：4 N/O, (t = 2 s 固定), UB = 24 V DC，宽度12.5 mm，可插拔螺丝式端子， 触点块用于触点扩展 与安全相关的控制元件连接。 This product has been discontinued. The following products are fully compatible in function: 750109 7511...  更多