Guide For The Technician - Viessmann Vitoflex 300-UF 530 Installation And Operating Instructions Manual

Vitoflex 300-UF Installation & Operating
Boiler Control System
Vitoflex 300-UF controller parameter reference guide for the technician
Regulator temperature
Hysteresis(lagging behind)
9
standby (boiler off) ON
10 Hysteresis(lagging behind)
standby (boiler off) OFF
11 Minimum time for standby
12 Temp. for carrying off excess
heat (outflow thermometer)
Limit values firing up
Combustion chamber temp. for
1
heat up, cold start
Combustion chamber temp.
2
for burnout, off mode
Flue gas temperature for heat
3
up, cold start
Flue gas temperature for burn-
4
out, off mode
Combustion chamber
5
temperature, maximum
Residual oxygen, after-running,
6
full load
Speed of flue gas exhaust
7
blower, maintain
Light barrier delay off,
8
combustion chamber sensor
Residual oxygen, minimum
9
10 Igniter switch off delay, cold
start
11 Boiler output at min. load
12 Negative pressure in
combustion chamber, at
maintain
Automatic boiler cleaning
Pneumatic boiler tubing
1
cleaning system
Moving grate pause
2
Combustion chamber
3
de-ashing assemlby with
ash container, emergency
operation, pause
Combustion chamber de-ashing
4
assembly with ash container,
operating mode
Fuel loading
Switch-on delay, auger after
1
in-feed auger 1
Switch-on delay, auger after
2
in-feed auger 2
Extraction/silo system run time
3
Extraction/silo system pause time
4
Extraction system reversing
5
interval
(continued)
Unit Min. Max. Default Detailed definition
°C 4 20
°C 0 20
Min. 0 999
°C 50 120
Unit Min. Max. Default Detailed definition
°C 150 500
°C 250 500
°C 50 150
°C 50 150
°C 600 1200
% 10.0 20.0
% 0.0 50
Sec. 0 999
% 3.0 10.0
Sec. 10 500
% 10.0 90
Pa 5 200
Unit Min. Max. Default Detailed definition
Min. 0 999
Sec. 0 999
Min. 6 999
-- -- --
Unit Min. Max. Default Detailed definition
Sec. 0 50
Sec. 0 50
Sec. 2 30
Sec. 0 30
Sec. 0 999
10.0 Value is calculated by value in 7 + value in 9,
puts boiler in standby mode, when boiler is On.
DO NOT CHANGE SETTING
2.0 Value is calculated by value in 8 + value in 10,
puts boiler in standby mode, when boiler is Off.
DO NOT CHANGE SETTING
10 Minimum time the boiler will be in standby before
turning off, Initiated by value in 9
100.0 Controls a contact in the control panel. Connect
to an alarm or value to dissipate additional heat.
180 From cold start, will go to full load after reaching
this set point, works with 3
350 Shut down at this temp when in burn out.
90 When set point is reached, the boiler will go to full
load, controls ID blower speed, works with 1
110 Switch off ID blower when set point is reached at
burn out
900 Set point for the combustion chamber
temperature
13.5 Set point for oxygen at full load
18 Normal operation of flue gas exhaust blower
90 In-feed auger turn off delay
4.0 Minimum value of oxygen, if below this value the
in-feed auger will stop
30 Delay to switch off igniter to cool down, minimum
should be 60 seconds.
20 Set point for output at minimum load
5 Set point for under pressure in the combustion
chamber
40 Real time value for cleaning cycle
80 Pause time after grate movement
40 Not used in current control system
-- Not used in current control system
2 Switch on delay time of in-feed auger 1
2 Switch on delay time of in-feed auger 2
5 Pulse time of silo auger, initiated by auger 1
0 Pause time of silo auger, initiated by auger 1
240 Reverse jog to prevent binding of material in the
silo auger
Operation
59