Operation manual solid fuel fired boiler temperature controller rk-2001u version 9a15.
3 1. Application. Rk-2001u controller is a device designed for temperature control of solid fuel fired boilers. The temperature of the boiler is kept on level set by user, by controlling the speed of the pressure fan. The controller monitors temperature of water in the boiler, displays it on the dis...
4 picture 1. Front of the device. Basic operation of the device is done by setting desired temperature with boiler thermostat knob, other functions are realized according to parameters programmed in service mode. While changing boiler temperature settings with the knob, the change is displayed on th...
5 table 1. Service parameter's list disp. Parameter min max step factory default Π100 fan max work power or max power when Πr 0-10. 50 100 10% 100 n 40 minimum fan power. 20 40 10% 40 Πh 2 fan speed decrease coefficient. 2 10 1 2 Πr 1 automatic fan speed control and time of fan start. --, 0 10 1 1 Π...
6 boiler temperature is 2°c lower than desired boiler temperature the fan will work with its maximum power [Π100]. Further increase of boiler temperature will cause fan speed to be reduced gradually to its minimum power [n 40]. Automatic fan speed control [Πr 0] – it is on, when this parameteris set...
7 4.4. Boiler overheating protection. Boiler overheating temperature [a 99] – value, exceeding which causes permanent turn off of the pressure fan and launch of the circulating pump, to prevent boiler overheating. Overheating mode is indicated by boiler overheating indicator and by displaying error ...
8 [ar 2] mode – output may control mixing valve servo-motor. Controlling the mixing valve requires room thermostat to be connected to the controller. The mixing valve is being opened and closed depending on the room thermostat input. Additionally, mixing valve is opened in case of overheating or boi...
9 circulating pump and shows proper error message on the display. In case of failure please turn off the controller, plug the circulating pump to the power source, bypassing the controller, ensure appropriate fuel firing in the boiler and contact the service. When [e 1] error appears on the display,...
10 picture 2. Rk-2001u connection scheme. Picture 3. Um-1 module connection scheme..
11 9. Notes. Disp. Parameter user Π100 fan max work power or max power when Πr 0-10. N 40 minimum fan power. Πh 2 fan speed decrease coefficient. Πr 1 automatic fan speed control and time of fan start. Πn 5 fan work time. Πu 6 fan pause time. P 42 central heating pump launch temperature. Ph 2 centra...
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