8-channel analog output 0…20 mA, 12 bit EJ4018
extended temperature range

EJ4018 | 8-channel analog output 0…20 mA, 12 bit

The EJ4018 analog output generates signals in the range between 0 and 20 mA. The current is supplied to the process level with a resolution of 12 bit and is electrically isolated. The output stages are powered by the 24 V supply. The EJ4018 combines eight channels in one housing.

Technical data EJ4018
Technology 0…20 mA
Connection technology 1-wire, single-ended
Number of outputs 8
Supply voltage electronics 24 V DC (via signal distribution board)
Signal current 0…20 mA
Distributed clocks yes
Load < 150 Ω
Output error < ±0.1 % (relative to end value)
Resolution 12 bit
Electrical isolation 500 V (E-bus/field potential)
Conversion time ~ 400 µs
Current consumption periphery max. typ. 60 mA
Current consumption E-bus typ. 80 mA
Special features Optional watchdog: user-specific output value with ramp; user synchronisation can be activated.
Dimensions (W x H x D) 12 mm x 66 mm x 55 mm
Operating/storage temperature -25…+60 °C/-40…+85 °C
Relative humidity 95 %, no condensation
Vibration/shock resistance conforms to EN 60068-2-6/EN 60068-2-27
EMC immunity/emission conforms to EN 61000-6-2/EN 61000-6-4
Protect. class/installation pos. IP 20/see documentation
Approvals/markings CE, UL