Satchwell CD2401 Proportional Controller-Actuator requires replacement.
Stand alone discreet Satchwell CD2401 Proportional Controller-Actuator
Obsolescence of Satchwell CD2401 Proportional Controller-Actuator
Replace Satchwell CD2401 Proportional Controller-Actuator with Schneider Electric Satchwell CZT5305 Proportional Controller, compatible Temperature Sensor and MD Series Actuator and Linkage Kit.
Replace Satchwell CD2401 Proportional Controller-Actuator with Schneider Electric Satchwell CZT5305 Proportional Controller.
Details of the Schneider Electric Satchwell CZT 5305 Proportional Controller may be viewed here.
Replacement of Temperature Sensor
It should be noted that although the existing Satchwell Temperature Sensor associated with the CD2401 Proportional Controller–Actuator is obsolete, it is compatible with the CZT Proportional Controller and may be retained.
Should it be decide to install a replacement Temperature Sensor however, then the following may be considered.
Room Temperature Sensor STR600 series details of which appear here.
Duct Temperature Sensor STD660 details of which appear here.
Immersion Temperature Sensor STP660 details of which appear here.
In order to utilize the existing Pocket a Pocket Adaptor DWA0001 will also be required.
Pocket Adaptor DWA0001 details of which appear here.
Surface mounting Temperature Sensor STC600 details of which appearhere.
Replacement of Actuator.
Whilst the existing Satchwell MB Valve Body may also be retained, a new Schneider Electric Actuator and Linkage Kit will need to be installed on the MB Valve Body in order to permit control from the CZT Proportional Controller.
Details of the Schneider Electric MD10A-24 Actuator may be viewed here.
Details of the Schneider Electric LMD/AR-MB Linkage Kit may be viewed here.