HY502 stager controller_Multi-valve system controller

The main features of the JKA series controllers:

• Power supply: 150-250V AC; 50/60Hz.
• Chinese or English interface; easy programming without knowledge of specific programming languages.
• Password protection to prevent accidental changes or unauthorized access.
• Flexible ways of regeneration adjustment (by missing water volume), remote regeneration (from an external signal), at specified intervals, in specified time, days). Selection process of regeneration depends on the particular technical conditions and constructional features of the system (presence of the flowmeter, the external controller, etc.).
• Display of all functions on the backlit LCD display, designed for the long-term controller service (over 10 years).
• Output signals relay (status and other relay signals) are of the "dry contact" type. Maximum load - 220V/5A. 
• The "dry contact" type input control signal (for at least 2 seconds).
• HY 502 controller software has four programming templates.
• HY 502 controllers can be connected to the bus and spend a cascade washing facilities.
• HY 502 series controllers have two additional logical level controllers with "dry contact" type relay