直流毫安输入通道的模式与CT和VT通道相似。用户可采用此项设置设定独立的信号通道。这种通道通常按双通道子模块方式排列，由上到下编号顺序为从1到8。继电器带电后，根据编码顺序，自动设置各个信号通道，其基本模式与CT和VT的相同。每个信道都被指定了一个带有行编号的插槽码，范围为从1到8。这里行编号作为信道编号使用。对于每一个可用输入信道，继电器都对应生成一个实际值。
Reliance Electric 0-52823 DFSA Drive Module
Reliance Electric 0-52861 DCGA Module
Reliance Electric 0-52850 IRFA Drive Module
RELIANCE ELECTRIC PC BOARD TACH SCALING BOARD 0-54355
Reliance Electric Drive Module Card Board, # 0-52838
Reliance Electric Drive Module Card Board, # 0-52839,
RELIANCE ELECTRIC PRSA 0-51845 POWER SUPPLY CIRCUIT BOARD
Reliance Electric 0-52839 TSSA Drive Module
Reliance Electric 0-52838 USRA Drive Module
RELIANCE ELECTRIC 115V AC/DC INPUT MODULE 57400-1 57-400-1 0-57400-1
RELIANCE ELECTRIC 115V AC/DC INPUT MODULE 57400 57-400 0-57400-1
RELIANCE ELECTRIC 0-51831-1 CVTB CURRENT VOLTAGE BOARD 6
RELIANCE ELECTRIC 0-51847-1 VOLTAGE DETECTOR BOARD RELAY
RELIANCE ELECTRIC USAB 0-51862-1 LIMIT CONTROL CIRCUIT BO
