Exo Sense Py
Exo Sense Py is an indoor environmental sensor with the computing power of the Pycom platform – a MicroPython enabled processor with a wide range of wireless connectivity options: WiFi, Bluetooth, LoRa, Sigfox, LTE-M and NB-IoT
€142.00 – €325.00 + tax
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Description
An environmental sensor with a Pycom core
Exo Sense Py is much more than an environmental sensor. Its broad range of sensors, two digital inputs and an open-collector output are routed to the dual-core 32-bit Espressif ESP32 chipset of the Pycom development board. The MicroPython interpreter with interactive REPL lets you develop and deploy your environment data-driven solution in no time.
The embedded wireless interfaces support concurrent short-range (Bluetooth/BLE), local-area networks (Wi-Fi) as well as low-power WAN networks (LoRa, Sigfox, LTE-M and NB-IoT) connectivity. Moreover, an RS-485 bus and dedicated I/O lines enable Exo Sense Py to communicate over standard protocols such as Modbus, I2C, 1-Wire and Wiegand.
Exo Sense Py can be employed for an endless list of applications: environmental monitoring and data gathering, BLE positioning, indoor tracking, rooms management and access control, alarm reporting, signalling and much more.
Features
Sensors:
- temperature
- humidity
- pressure
- air quality (VOC)
- light intensity
- sound intensity
Mounting:
- 80x80mm wall mount ABS case with fast snap-in terminal block
Power supply:
- 12÷28Vdc power supply, with surge and reverse polarity protection, and 1.1A resettable fuse
Pycom compatibility:
- all Pycom boards: WiPy 3.0, SiPy, LoPy4, GPy and FiPy
Inputs/Outputs:
- 2 x digital inputs or TTL level I/O (1-Wire, I2C, Wiegand support)
- 1 x open collector output
Communication:
- standard RS-485 interface to the Pycom serial lines, with electrostatic discharge protection
- WiFi/BLE/LTE-M/NB-IoT/LoRa/SigFox depending on installed Pycom board
- Pycom board programming pin-headers, compatible with FTDI USB serial cable
Signalling:
- RGB LED embedded on Pycom board
- buzzer
Optionals (factory-installed upon request):
- real time clock (RTC) with back-up battery
- PIR motion sensor
- earthquake sensor module
Specifications
Power supply | 12…28V⎓ nom. (11…30V⎓ )
Reverse polarity and surge protection up to ±500V/2ohms 1.2/50μs using an auto resetting fuse and diodes |
Current consumption at VS+ 12V⎓
DO1 off, RS-485 on |
65mA with WiPy 3.0 |
Current consumption at VS+ 12V⎓
DO1 off, RS-485 off |
60mA with WiPy 3.0 |
Current consumption at VS+ 24V⎓
DO1 off, RS-485 on |
45mA with WiPy 3.0 |
Current consumption at VS+ 24V⎓
DO1 off, RS-485 off |
35mA with WiPy 3.0 |
Pycom development boards compatibility | WiPy 3.0, SiPy, LoPy4, GPy and FiPy |
Voltage range at digital inputs DIx | 0…40V⎓ |
Current for each digital input DIx | 1.8mA at VS+ 12V⎓
3.5mA at VS+ 24V⎓ |
Voltage threshold digital inputs Dix (typ.) | VIH: 5.3V
VIL: 5.2V |
Voltage range at TTL I/O TTLx | 0…5V⎓ |
Impedance for TTL I/O TTLx | 470Ω |
Voltage threshold TTL I/O TTLx (typ.) | VIH: 1.18V
VIL: 1.17V |
Maximum recommended cable length for digital input DIx | 30 meters |
Maximum recommended cable length for TTL I/O TTLx | 5 meters |
Open collector OC1 rating | NPN type, common on VS+, short circuit protected 100mA MAX output current |
Maximum recommended cable length for open collector output OC1 | 2m |
Communication ports | RS-485 half-duplex with data direction management controlled by Pycom pin P12 |
Baud Rates on COMM ports | 1200 to 115200 |
ESD-Protection Voltage on RS-485 A/B | ±15kV human body model
±8kV contact discharge |
Surge protection on RS-485 A/B | Surge protection up to ±500V/2ohms 1.2/50μs; 600W peak pulse power capability at 10/1000μs waveform |
Fail safe feature on RS-485 | Optional with jumpers (not installed) |
7-pin terminal block characteristics | Maximum conductor cross section: 2.5 mm2 (14 AWG) Recommended stripping length: 7 mm Screw thread: M3Maximum screws tightening torque: 0.6 Nm |
Housing | Wall mount 80x80mm ABS case |
Operating temperature | -10…+50 °C |
Storage temperature | -20…+70 °C |
Relative humidity | 5% to 90% noncondensing |
Protection degree | IP20 |
Weight | 75 g (Exo Sense Py)
80 g (Exo Sense Py with WiPy 3.0) |