1771-P4R A-B DCS控制系统

1771-P4R A-B DCS控制系统

1771-P4R A-B DCS控制系统

1771-P4R是具有8个输出的AC输出模块。该模块在输入/输出机箱中占据一个插槽，在47至63Hz的电压范围（输出）介于92至138V交流电之间。

1771-P4R模块的输出电流额定值为每个输出模块1.5A，每个模块6A。模块的浪涌电流为12V交流电时每输出4A，持续8.3ms（重复1秒），负载电流为5mA/输出电压为6Hz时为12V输出。

通态压降在1mA时为2V，在12V交流电时，关态泄漏电流为5mA/输出。具有关-开的1ms的信号延迟和在6Hz的8.3ms的开关延迟。

在1771-P4R AC输出模块抽取的21mA的电流（从背板）在5VDC，+/-5。模块的功耗额定值为1.7W，散热额定值为每小时36.6 BTU

1771-P4R A-B DCS控制系统

The 1771-P4R is an AC output module with 8 outputs. The module occupies a slot in the input/output case and ranges between 92 and 138V AC in the voltage range (output) from 47 to 63Hz.

The output current rating for the 1771-P4R module is 1.5A per output module and 6A per module. The surge current of the module is 12V AC for each output 4A, lasting 8.3ms (repeat 1 second), the load current is 5mA/ output voltage is 6Hz for 12V output.

The on-state voltage drop is 2V at 1mA, and the off state leakage current is 5mA/ output at 12V AC. It has a signal delay of 1ms on and a switching delay of 8.3ms at 6Hz.

The 1771-P4R AC output module draws 21mA of current (from the backplane) at 5VDC, +/-5. The module has a power consumption rating of 1.7W and a heat dissipation rating of 36.6 BTU per hour