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SCD.R

CO2 - Carbon Dioxide Transmitter

carbondioxide, room type, modbus, relay, universal inputs etc

Applications

• Indoor ventilation control
• CO2 monitoring
• Air quality applications: measuring CO2 concentrations in cinema/theatre halls, exhibition halls, restaurants, canteens, shopping malls and conference rooms etc

Features

• Maintenance free NDIR sensor
• CO2 ranges: 2.000ppm and 5.000ppm
• Operating voltage DC 14…35 V
• CO2 output signal 0…10 Vdc, 0…5 Vdc and 4-20 mA
• Fixed or field selectable output types
• Simple and fast mounting
• 2 universal input
• Modbus – RS485 port
• Relay output
• Wi-Fi

Electrical

Power Supply : DC 14…35 V
Power Consumption : max. 2.5 W

Outputs

4…20 mA, maximum 500 ohm
0…10V DC, minimum 1.000 ohm

Accuracy

70ppm + %3 of reading

General Data

Sensing Element : NDIR
Media : Air or non-aggressive gasses
Operating Temperature :  -25 …+70°C
Storage Temperature : -30 …+85°C

Ranges

0-2.000 ppm
0-5.000 ppm
0-10.000 ppm

Connections

Terminals : Pluggable screw terminal
Cable : maximum 1.5 mm2
Cable Gland : M16 or PG9

Protection

IP40/NEMA1

Standards

EMC Directive : EN61326-1
CE Conformity : CE1706

Dimensions

80.0 x 80.0 x 34.2 mm

Weight (packed)

82 gr

SCD.R–

product description
Sense Carbon Dioxide transmitter, Room type

SCD.Rxy

‘xy’ stands for output selection
(x:output1, y:output2, both have same property)
0: no output
1: 0…10V
2: 2…10V
3: 0…5V
4: 1…5V
5: 4…20mA
F: field selectable, 0…10V/4…20mA

SCD.Rxy.z

‘z’ stands for options
(add each letter that fits your need, no option no addition)
M: Modbus RS485
R: Relay output
W: Wi-Fi (under development)
P: PID output
1: 1 universal input
2: 2 universal inputs

SCD.Rxy-r

‘r’ stands for range
(choose the range that fits your need)
2: 0…2.000ppm CO2
5: 0…5.000ppm CO2
1: 0…10.000ppm CO2