Buderus Logamatic 4323 Service Instructions

Specification
25
Logamatic 4323 - Subject to technical modifications.118
25 Specification
25.1 Logamatic 4323 control unit
Tab. 5 Specification - Logamatic 4323 control unit
Sensor measuring range
Tab. 6 Measuring range
25.2 FM441 function module
Tab. 7 Specification for FM441 function module
Dimensions W/H/L mm 660/240/230
Operating voltage (at 50 Hz ±4 %) L 230 ±10 %
Power consumption VA 5
Control unit fuse A 2 x 10
Maximum switching
current
Heating circuit pump output
A 5
Feed pump output
Heating circuit actuator control L 230
Servomotor runtime s 120 (adjustable 10-600)
Type of controller Three-point stepper controller (PI characteristics)
Ambient temperatures
Operation °C +5...+50
Handling °C -20...+50
Sensor lower fault limit
in °C
lowest display value
in °C
highest display value
in °C
upper fault limit
in °C
FA Outside temp. -50 -40 50 > 70
FZB System flow temp. < -5 0 99 > 125
FV Flow temp. B 0 < -5 0 99 > 125
Operating voltage (at 50 Hz ±4 %) L 230 ±10 %
Power consumption VA 2
Control unit fuse A 10
Maximum switching current Cylinder primary pump output
A 5
DHW circulation pump output
Heating circuit pump output
Heating circuit actuator control L 230
Servomotor runtime s 10 (adjustable 10-600)
Controller Three-point stepper controller (PI characteristics)

Buderus Logamatic 4323 Specifications

General

Brand	Buderus
Model	Logamatic 4323
Category	Control Unit
Language	English