# Hydrogen Tank Module

The Hydrogen Tank Module is used to read pressure and temperature data from sensors installed on hydrogen storage tanks and allows to calculate the amount of hydrogen storage. The Hydrogen Tank Module sends the collected data to the Enapter Gateway and Cloud via secure wireless connection.

# Technical Data

Parameter Value
Voltage 9…24 V DC
Connected sensors number 2 x Analog temperature sensors (PT1000)
2 x Analog pressure sensors (0…10 V)
Wireless Communication Wi-Fi 2.4 GHz
Bluetooth 4.0 LE
Integrated connection type Isolated RS-485 interface
Antenna connection type SMA-F (module) – SMA-M (antenna)
Local signaling 1 LED (green): steady – correct operation, blinking – establishing connection with server
1 LED (red): module error
Current consumption 50 mA 12 V DC, max. 300 mA
Mounting 35 mm Din rail acc. to IEC 60715
Height 90.2 mm (3.55 inch)
Depth 57.5 mm (2.26 inch)
Width 53.3 mm (2.10 inch)
Net weight 0.120 kg

# Environmental Conditions

Parameter Value
Ambient air temperature for operation -40…+60 ℃
Ambient air temperature for storage -40…+60 ℃
Relative humidity for operation 20…90 %, without condensation
Relative humidity for storage 20…90 %, without condensation
Operating altitude 0…2000 m
Storage altitude 0…3500 m
Pollution degree 2
IP degree of protection IP20

# Analog Temperature Sensors

Parameter Value
Type PT1000
Sensor PT1000 Class B
Temperature range -50…+105 ℃
Connection 2-wire

For example, Italcoppie sensori s.r.l. IKE type temperature sensor can be used.

# Analog Pressure Sensors

Parameter Value
Type Output voltage 0…10 V
Pressure range Inc. at least 40 bar
Power voltage 9…24 V DC
Connection 3-wire

For example, Huba Control 520.933.s0. type pressure sensor can be used.

# Dimensions

The dimensions are in mm and in brackets in inch.


# Mounting

The ENP-HTE Module must be horizontally mounted on 35 mm DIN rail according to IEC 60715.


# Connection Examples



  • 1 Amp Circuit Breaker recommended to use on power line for the ENP-HTE Module.

  • For Huba Control pressure sensor use following wire colors: V+ – brown; GND and Pressure “-” – blue; Pressure “+” – black.

# Standards

Wi-Fi protocols – 802.11 b/g/n/e/i (802.11n up to 150 Mbit/s).

Bluetooth protocols – Bluetooth v4.2 BR/EDR and BLE specification.

# Warnings


  • Alternating current voltage of 110 - 220 V is potentially lethal!

  • All works on assembly and installation should be performed only with a disconnected power supply!

  • The installation and assembly of electrical equipment must be carried out by electrically qualified persons.

The appearance of the product may differ from the images presented on the website or in this manual. The discrepancy between the appearance and packaging of the goods with a picture and description on the website or this manual is not an indication of poor quality goods. The manufacturer reserves the right to make changes to the design and packaging of the product without prior notice.

# Resources

ENP-HTE Module Datasheet (EN)

ENP-HTE Module Quick Start Guide (EN)

ENP-HTE Module CAD Drawings (2D)

ENP-HTE Module CAD Drawings (3D DWG)

ENP-HTE Module CAD Drawings (3D STP)