Koer C35-VAV..., Technical Manual

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C35-VAV 35 C35-VAV
18. Technical data C35
Power supply Nominal voltage SELV 24 V AC /DC
Consumption 2.1 W
Analog Inputs Voltage inputs 0 … 10 V DC (max 1 mA)
Resolution 10 mV
Accuracy ± 0.9 % (full scale)
Resistive input (PT1000) 803 … 1480 Ω (-50 … 125 °C)
Resolution 0.385 Ω (0.1 °C)
Accuracy ± 1.54 Ω (± 0.5 °C)
Binary Input Voltage free contact Selectable (NO/NC)
Analog Outputs Voltage outputs 0 … 10 V DC (1 mA)
Resolution 10 mV
Accuracy ± 1.54 Ω (± 0.5 °C)
Temperature sensor Type Silicon Band gap
Resolution 0.0625 °C
Accuracy ± 0.5 °C (max) - 20 °C to
+ 100 °C
Humidity sensor Type Capacitive
Range 0-100 % rH from -40 °C
to 75 °C
Accuracy ± 2% at 25°C
CO
2
sensor Sensing method NDIR
Measuring range 400 … 10,000 ppm
Accuracy ± 50 ppm ± 3 %
of measured value
Step response time (90%) 3 minutes
Sampling intervals 5 seconds
Warming-up time 3 minutes
Calibration time 7 Days
Display Type Graphical TFT LCD
Touchscreen type Resistive / single touch
Size 3.5 inch (diagonal)
Resolution 320 x 240 pixel
Color depth 16 bit
Real time clock Battery ON time Rechargeable
RS485
Bitrate 250 kbps (up to 2000 m)
Isolation Galvanic (optional)
Termination 120 Ω (jumper selectable)
Wi-Fi Protocol 802.11 b/g
Bitrate 1 – 54 Mbit/s
Frequency 2.4 GHz ISM band
Security WEP / WPA / WPA2
Connection terminals Single stranded wire 0.2 … 1.5 mm 2
Fine stranded wire 0.2 … 1 mm
2
Captive screw M2
Screwdriver Flat-bladed 0.5 x 2.5 mm
Degree of protection Enclosure IP20
Against electric shock class III
Ambient temperatures Operation + 5 °C to + 40 °C
Transport and storage - 20 °C to + 65 °C
Weight With package/without
package 180 g / 150 g (max)
Dimensions (mm)