Product Introduction CONTENTS TX-928-H series are available for boiler, manifold and underfloor heating system with 7-day, 6-period time program control. Models are with NTC sensor to Product Introduction detect ambient and floor temperature and do the control by compared with the Product Features setting one.
Technical Datas LCD display and Functions 1. Manual control mode Consumption:<2W LCD displays “ ”, the controller is under manual setting. In the ~240VAC 50/60Hz Power supply: “ON” state, press “ ” to swich the manual control mode or time program control mode.
Dimensions General Setting 1. Power on / off: Presss “ ” to turn on or turn off the controller. When power is off, it displays “OFF” and current time alternatly; when power is on, it displays setting temp. and current time alternatly. 2.
General Setting Advanced Setting Normally set by technicians during the first installation. Press Periods Coins Default Time Default Temperature “ ” first, then press “ ” for 3s to enter into setting in the “ON” state. Tips: (Amend the datas via advanced setting, press “ ” to save and exit the setting.) 01.
Advanced Setting Wiring Diagrams 06. Rle Setting of passive linkage and main output, press “ ” or The highest elevation for the controller working under full load “ ” to change the condition of linkage; “00” means situation is 2500m; or if higher than 2500m, the rated power of correspond with main loop output, “01”...
Trouble Shooting Fault Reasons Methods phenomenon No display Power line input Check the power line errors or without connection and the Input power supply Display Er1 Internal sensor C h e c k t h e p i n o f errors i n t e r n a l s e n s o r i f there is a short cirsuit...
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