E
ED
See duty cycle
EDS - File
Electronic data sheet. This is a file with the device specific parameter description and is provided by the manufacturer of a DeviceNet or CANopen device.
EEPROM
"Electrically Erasable Programmable Read-Only Memory" chip (see EPROM).
EIA
Electonic Industries Association; U.S. umbrella organization of manufacturers of electronic equipment and facilities. It is responsible for maintenance and development of the industrial standards for interfaces between data-processing devices and data communications equipment.
Elapsed-time meter
See time counter
EMC
Electromagnetic compatibility
EMC (Counter)
Electromagnetic compatibility; see interference immunity
Enable
Control input via which the data outputs can be activated.
Encoder
See "shaft encoder"
Encoder monitoring
See "Alarm signal"
Encoder power
Supply voltage to be provided for the shaft encoder.
ENCOM
User group of manufacturers of INTERBUS-S absolute shaft encoders
EPROM
"Erasable Programmable Read-Only Memory" chip, which can be erased with ultraviolet light, after which new data can be written into it.
E/P converter
Preset counter with electrical count input and pneumatic control signal generation (see pneumatic preset counter)