Honeywell SDC 9-21 - Ntc 20; Sensor Measurement Ranges; Digital Inputs

SDC Technical data
MU1H-0438GE51 R0313 37
7.3 Sensor measurement ranges
Designation
Brief description
Sensor type
Measurement
range
Outside sensor
AF
NTC 20
–50 °C to 90 °C
Heat generator sensor
KF
NTC 20
–50 °C to 120 °C
Flow sensor 1
VF1
NTC 20
–50 °C to 120 °C
Flow sensor 2
VF2
NTC 20
–50 °C to 120 °C
Tank sensor
SF
NTC 20
–50 °C to 120 °C
Collector flow sensor
KVLF
PT 1000
–50 °C to 210 °C
Collector tank / buffer
sensor
KSPF
NTC 20
–50 °C to 120 °C
Variable input VI-1*
VE1
NTC 20
PT 1000
–50 °C to 120 °C
–50 °C to 500 °C
Variable input VI-2
VE2
NTC 20
–50 °C to 120 °C
Variable input VI-3
VE3
NTC 20
–50 °C to 120 °C
* Depending on the selection of the assigned function.
PT 1000 e.g. for exhaust gas sensor connection.
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7.4 Digital inputs
Designation
Brief description
Input type
Measurement
range
Impulse metering unit
Imp
Extra-low voltage
≤ 10 Hz
Burner stage 1 operating
hour counter
BZ1
230 V
OFF, ON
Burner stage 2 operating
hour counter
BZ2
230 V
OFF, ON