Input/Output Test; Status - Potterton Eurocondense five 400 kW Installation Manual

Gas condensing boiler

Table of Contents

7713465 - 05 - 23102019

Boiler pump Q1: The connected pump is used for recirculation of the

boiler water.

DHW pump Q3: Actuator for DHW storage tank.

DHW interm circ pump Q33: Actuation of a charge pump for domestic

hot water storage with external heat exchanger.

Heat circuit pump HC1 Q2/Heat circuit pump HC2 Q6/Heat circuit pump

HC3 Q20: Activation of the pump heating circuits HC1-HC3.

Collector pump Q5: Actuation of a circulating pump when a solar

collector is used.

Solar pump ext exch K9: The solar circuit pump for the external heat

exchanger K9 must be set here.

Solar pump buffer K8: If several exchangers are connected, the buffer

storage tank must be set at the respective relay output and the type of

solar regulating unit must be defined under prog.no.5840.

Solar pump swi pool K18: If several exchangers are connected, the

swimming pool must be set at the respective output and the type of the

solar regulating unit must be defined in prog.no. 5840.

Sign logic out UX21 module1 (7349), Sign logic out UX22

module1 (7356), Sign logic out UX21 module2 (7424), Sign logic

out UX22 module2 (7431), Sign logic out UX21 module3 (7499),

Sign logic out UX22 module3 (7506)

Output UX21/22 can be inverted when output if the output signal is

configured as PWM. This means that variable-speed pumps can also be

actuated using inverted signal logic

Signal output UX21 module 1 (7350), Sign logic out UX22

module1 (7357), Signal output UX21 module 2 (7425) and Signal

output UX22 module 2 (7432), Signal output UX21 module 3

(7500) und Signal output UX22 module 3 (7507)

Specifies whether the signal is to be output as a 0 - 10 V signal or pulse-

width modulated (PWM) signal.

9.2.23