LB7004A中文资料倍加福数据手册PDF规格书

< 4-channel

< Analog input, digital input,

analog output, digital output

< Installation in Zone 2 or safe area

< Supply circuit 21.5 V (4 mA)

< HART communication via field bus or service bus

< Simulation mode for service operations (forcing)

< Line fault detection (LFD): one LED per channel

< Permanently self-monitoring