SDC-C1
D
UCT
CO2
T
RANSMITTER
Doc: 70-00-0399A, V2.9, 20220405
© Vector Controls GmbH, Switzerland
Page 6-8
Subject to change without notice
www.vectorcontrols.com
Input configuration
Parameter Description
Range
Default
IP 00
Not used
-
-
IP 01
CI1: Samples taken for averaging control signal
1)
1…255
10
IP 02
CI1: Calibration
-
10…10%
0
IP 03
CI1: Minimum CO2 range ppm
(CO2 level when output is at its minimum)
0…50
00 ppm
0 ppm
IP 04
CI1: Maximum CO2 range ppm
(CO2 level when output is at its maximum)
0…
5000 ppm
2000 ppm
IP 05
CI1: Enable ABC automatic CO2 background calibration
ON, OFF
ON
IP 06
CI1: Calibrate CO2 sensor
Note: For normal operation, calibration is not required. Only experts
should calibrate the sensor.
0 = No calibration (default)
1 = Calibrate to gas (0 ppm)
2 = Calibrate to fresh air (400 ppm)
4 = Calibration error (status)
0
…
4
0
1)
Sample interval: 1 sec.
Output configuration
Parameter Description
Range
Default
OP 00
AO1 (CO2): Configuration of output signal:
0 = CO2 value
1 = Recorded minimum CO2 value
2 = Recorded maximum CO2 value
0
…
2
0
OP 01
AO1 (CO2): Minimum limitation of CO2 output signal
2) 3)
0
…100
%
0 %
OP 02
AO1 (CO2): Maximum limitation of CO2 output signal
2) 3)
0…
100 %
100 %
2)
The Output signal will be scaled according to selected input range, selected limitation of output signal and the output
signal range selected by the jumper.
3)
If the default values are changed, the position of JP2 has no influence and the output signal range defined with the
parameters applies.
IP
= Input Parameter
OP = Output Parameter
CI
= CO2 Input
AO = Analog Output
Examples of CO2 output signal on AO1:
Output signal type = Voltage (JP1 jumper setting)
Output signal range = 0…10 VDC (JP
4 jumper setting)
Default setting
Custom setting
IP 03 = 0 ppm, IP 04 = 2000 ppm (range)
IP 03 = 0 ppm, IP 04 = 2000 ppm (range)
OP 00 = 0 (CO2 value)
OP 01 = 0 % (limitation)
OP 02 = 100 % (limitation)
OP 00 = 0 (CO2 value)
OP 01 = 20 % (limitation)
OP 02 = 80 % (limitation)
100%
10 V
0%
0 V
0
2000
ppm
Output
0
2000
ppm
Output
20%
2 V
80%
8 V
