Web-IO 4.0 Analog 0-20mA

Properties

Analog connection:

• Two channels, selectably configurable as:

  • Current input:
    • Input signal: 0/4..20mA active/passive
  • Current output:
    • Output signal: 0/4..20mA

Connectivity:

• Intuitive Web interface for simpler configuration
• Monitor analog measurements and processes from a browser
• Alarm and reporting function:
  • E-mail for alarm or reporting functions
  • SNMP polling / alarm traps
  • Configure up to 12 alarm messages
• Box2Box mode tunnels analog signals between two devices
• Set analog values via socket command or direct entry
• Active current input 0/4-20mA
• Interactive display, custom scalable
• Dynamic integration into other Web sites:
  • Direct access to current measurement values, e.g. JavaScript (AJAX).
• Current Industry 4.0 protocols:
  • OPC UA, REST and MQTT support
• Additional software interfaces for incorporating into your systems/databases:
  • SNMPv1, SNMPv2c, SNMPv3
  • OPC UA, OPC DA
  • Syslog
  • Sensobase (database integration via ODBC)
  • TCP and UDP sockets, client and server
  • FTP (data logging)
  • Modbus TCP
• Possible applications:
  • Connect each sensor with 0/4..20mA output and monitor measurements
  • Control analog actuators over the network
  • Network as extension: tunnel analog values via Box2Box mode
  • Logging of measurements via FTP, Excel file, email attachment and internal memory

Data logger:

• Internal data logger
  • Memory capacity: min. 150 days, max. 99 years
  • Save frequency: 15, 30 sec, 1, 5, 15, 60 min
• Document measurement data online in the W&T Cloud and access from anywhere in the world
• Internal clock
  • Time synchronization via time server calibration
  • Battery-backed device clock

Standards & more

• Supply voltage via Power-over-Ethernet (PoE)
  • Phantom power using data pairs
  • Power over unused wire pairs
  • External power supply is an alternative
• Conforms to standards both in office and industrial environments:
  • High noise resistance per EN 61000-6-2
  • Low noise emission per EN 55032:2015 + A1 Cl. B, EN 61000-3-2 & EN 61000-3-3
• 5 year guarantee

Technical data

Connections and displays:

• Current input passive:
  • 0/4..20mA, 100Ohm
• Current input active:
  • 0/4..20mA, burden max. 500 Ohms, active voltage Umax 14V / 40mA
• Current output:
  • 0/4..20mA, burden max. 500 Ohms, supply 10V guaranteed
• Analog in-/output:
  • 8-pin terminal block
  • Conductor cross-section 0.2-1.3mm²
  • Stripped length 6-8mm
• Current loop monitoring:
  • Short circuit protected and open-loop detection
• Network:
  • 10/100BaseT autosensing
  • RJ45
  • IPv6 on request
• Galvanic isolation:
  • Measurement inputs to network: min. 1500 volts
• Power supply:
  • Power-over-Ethernet (PoE) or
  • DC 12V .. 48V (+/-10%)
• Current consumption:
  • PoE Class 1 (0.44 - 3.84W)
  • typ. 100mA @ 24V DC with external supply
• Displays:
  • 1 LED power
  • 2 LEDs network status
  • 4 LEDs status and error

Measuring unit:

• Resolution:
  • Current input: 2.5µA
• Measuring error:
  • max. 0.5% FSR (Full Scale Range 0..20mA) T_A = 0-60°C
• Storage frequency:
  • 15, 30 sec., 1, 5, 15, 60 min
• Storage depth:
  • min. 150 days, max. 99 years
• Measurement value acquisition (can be polled over the network and can generate alarms if desired):
  • 2 / second

Housing and other data:

• Housing:
  • Plastic compact housing for top-hat rail mount
  • 105x22x75mm (LxWxH)
• Enclosure rating:
  • IP20
• Weight:
  • approx. 140 g
• Ambient storage temperature:
  • -40..+70°C
• Ambient operating temperature:
  • 0 .. +60°C
• Scope of delivery:
  • 1x Web-IO Analog-In/Out 2x 0..20mA PoE
  • for DIN rail mount
  • 1x Quick Guide in German/English

* Our offering is intended only for commercial users. We will be happy to refer private end customers to trading partners through whom our products can be purchased.