Field of application
Order information
Product description
Liquisys M COM223/253 is a dissolved oxygen measurement transmitter available as panel (COM223) or field housing (COM253). The modular design of the transmitter allows easy adaption to a variety of customer requirements. Starting with the basic version for "measurement and alarm generation", the transmitter can be equipped with additional software and hardware modules for special applications. These modules can also be retrofitted as required.
Your benefits:
 | Field or panel-mounted housing |
| Universal application |
| For analogue and digital sensors |
| Simple handling - Logically arranged menu structure - Simple single-point calibration in air, air-saturated water or in the medium is possible |
| Safe operation - Excellent interference immunity - Direct access for manual contact control - User-defined alarm configuration The basic unit can be extended with: |
| 2 or 4 additional contacts for use as: - Limit contacts (also for temperature) - P(ID) controller - Timer for simple rinse processes - Complete cleaning with Chemoclean |
| Plus package: - User-defined current output characteristics - Automatic cleaning trigger on alarm or limit violation - Process monitoring - Sensor live check |
| HART® or PROFIBUS-PA/-DP |
| 2nd current output for temperature, main measured value or actuating variable |
| Current input for flow rate monitoring with controller shut off or for feedforward control |
Field of application
| Sewage treatment plants |
| Wastewater treatment |
| Water treatment |
| Drinking water |
| Surface water: rivers, lakes, sea |
| Fish farming |
| Boiler feed water (trace measurement) |
Order information
Endress+Hauser works to a defined standard production time (from order entry to goods issue) depending on the variant of the Liquisys M COM223.
Production times can be confirmed via your contact person or via the online shop.
Distribution:
Endress+Hauser will ship your order direct to your delivery address. In certain cases express or emergency shipments can be made on request.
Track & Trace:
Check your order status online using your reference number or the Endress+Hauser order confirmation number.
Spare Parts Logistics:
Spare parts are handled as standard products with a short standard delivery time. On request we deliver on shortest possible delivery time (extra charge).