DM Technologies s.r.o. offers smart energy control systems, energy storage solutions and IoT devices for cellular and LPWAN networks designed for integration into complex IoT / ICT solutions
DMtech ESS Master

Control & communication center for renewable energy installations with battery storage and modern dynamic energy services
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Technical specification
- 5x RS232 alebo RS485 interface
- 1x CAN interface
- 4x analog input
- 4x binary input
- 6x binary output (5/12/24VDC, 4 outputs with PWM support)
- 100Mbit Ethernet interface
- combined Bluetooth Low Energy and 802.11ax dual-band WiFi interface with external antenna
- 802.15.4 interface with external antenna
- optional LTE / NB-IoT / LTE-M / 5G RedCap modem
- LCD touchscreen 8” 1280x800px
- micro-SD slot for persistent data storage
- USB-A interface for Mass storage devices
- USB-C interface for firmware update
- internal DIN rail for installation of modular devices
- connectors for extension modules
- robust metal enclosure with dimensions of 30x25x15cm (HxWxD)
- cable entry via cable glands in the bottom panel
- dual power-supply 12/24VDC via DCDC converters installed on internal DIN rail 18-72VDC, 150-1000VDC alebo 230VAC)
- designed for wall-mounting
Use-cases
- on-site and remote monitoring and configuration for renewable energy installations
- dynamic energy import and export based on short-term organized markets (spot prices)
- conversion of excess PV/wind-generated energy into heat or cold (SSR switching with PID regulation)
- peak shaving
- flexibility and energy sharing
- heat-pump control
- EV charger control
- remote firmware upgrade of inverters, battery management systems and other connected components
DMtech ESS SME LV 60kWh

Smart low-voltage energy storage system with shallow depth profile
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Technical specification
- built-in ESS Master control & communication center
- total capacity 60kWh
- nominal voltage 51.2V
- built-in inhouse designed low-voltage BMS
- integrated emergency stop system with galvanic isolation of battery stack from the load
- integrated fire protection system with smoke and gas detection system
- dimensions 87x127x29cm (HxWxD)
- weight 420kg
- possibility to install in clusters (up to 8pcs)
- designed for wall-mounting optionally supported by leveling feets
DMtech GD01

Wireless battery-powered gas detector
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Technical specification
- detection and concetration measurement of hydrocarbon gases - methane, propane (R290), diflourmethane (R32)
- detection and concetration measurement of carbon dioxide
- detection of VOC gases
- air temperature and relative humidity measurement
- analog input for fixed sensors - thermistors, flood detectors, CT transformers
- support for NB-IoT / LTE-M networks
- support for 802.15.4 protocols - Zigbee and Matter/Thread
- support for direct wireless communication with ESS Master
- integrated accelerometer
- integrated buzzer and LED alarm notification
- powered by primary LiMnO2 or LiSOCl2 battery or rechargeable Li-ion accumulator - 26500 / C-size cell
- compact housing (39x96x71 mm) with white or black color
- designed for wall-mounting
