Endress + Hauser COM253-DS7526
Transmitter, dissolved oxygen DO
Field mounting: 247x170x115mm, IP65
Alarm output: relay
Display: 2-line, 6 languages
Calibration: CAL button
Endress Hauser COM 253
DS Sensor Input; Software: COS41 (COS4/4HD); plus package
7 Power Supply: 24V AC/DC; CSA Gen.Purp.
5 Output: 1x 0/4…20mA, primary value, HART
26 Additional Contact: 1x 4…20mA input+4x relay (timer / Limit / P(ID)