ESU 201
Environmental Sensor Unit
Device Description
ESU 201 is an advanced environmental sensor which is also equipped with Infra Red (IR) controller for split-type Air Conditioners. Thanks to its flexible design, ESU 201 has a learning mode which enables the device to be used with almost all split-type ACs. In addition, it has low power bluetooth communication protocol, therefore it can be controlled via any device that has bluetooth technology.
Device Specification
Nominal Supply Voltage
USB or 5VDC Power Jack or AAA Size battery
CPU
ARM Cortex-M4 32 Bit 64 Mhz
Flash
512 kB
Ram
64 kB
Watchdog Timer
System Reset / 5 sec
Power Consumption
0.04W 5VDC
Internal Temperature Sensor
Temperature Range: -20 to 120 °C
Internal Humidity Sensor
Humidity Range: 0 to 100% RH
Infrared Transmitter Output Power
160mW
Internal Carbon Dioxide Sensor
0-5000 ppm %3 Accuracy
Infrared Transmitter Output Wavelength
940nm
Infrared Transmitter Carrier Frequency
38kHz
Infrared Receiver Input Frequency
38kHz
Bluetooth Specifications
Bluetooth Protocols
BLE v5.0
Frequency Range
2.4 GHz
RF Certification
SRRC, FCC, CE (RED), IC, NCC, KCC, TELEC (MIC)
Bluethooth MESH Support
Yes
Environment Conditions
Standards
IEC 61326-1, EN 301489-1, IEC 61010-1, EN 60950-1
Operating Temperature
-25°C / +70°C
Storage Temperature
-40°C / +70°C
Operating Humidty
25% – 95% RH
Protection Class
IP20
Mechanical Specifications
Device Dimensions (W x H x D)
115mm x 83mm x 32 mm
Weight
100gr