Viessmann EM-100/173, Техническое описание

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Control system (BMS 2007)
12 CHP switching cabinet
VITOBLOC 200
5780078
GB
F7
– fault messages
starting speed < 50 Upm sensors malfunctioning
ignition speed seal test malfunctioning (OPTIONAL)
speed range not reached safety shutdown (OPTIONAL)
speed < 1,200 Upm heating water pump malfunctioning (OPTIONAL)
overspeed malfunction knocking (OPTIONAL)
speed < 50 / pick-up defective past service date
enabling malfunctioning
F8
– Reset, fault acknowledgement
You can acknowledge corrected faults with the F8 key.
Tab. 11 Assignment of function keys , Part 3
– F7 and F8
2.2 Analog measurement converter (analog box)
The analog measurement converter is installed
directly in the area of the sensitive measuring points
on the engine. It converts the special signals into a serial data protocol that is transmitted to the control unit
via data line.
Measuring points Signals to be converted
oil pressure 4
–20 mA
cooling water temperature PT 100
temperature heating water return PT 100/2 PT 100
heating water control deselect PT 100/3 PT 100
exhaust gas temperature A NiCrNi
lambda probe voltage 0
–50 mV
battery voltage 0
–30
V
Additionally available measuring points with modules with ANA 16
(EM-199/263, EM-238/363, EM-260/390, EM-401/549, EM-530/660)
Signals to be converted
engine oil temperature PT 100/4 PT 100
mixed gas temperature PT 100/5 PT 100
mixed cooling water temperature PT 100/6 PT 100
exhaust gas temperature B NiCrNi
exhaust gas temperature C NiCrNi
exhaust gas temperature D NiCrNi
load pressure (Option) 4
–20 mA
Tab. 12 Analog measurement converter