ControlByWeb
X-300 | Temperature Logger and Web Thermostat

The X-300 by ControlByWeb is a powerful web thermostat, temperature logger, and temperature alarm that can be monitored and controlled over an IP network.

Specifications

Power Requirements

  • Voltage:
    • X-300-I: 9-28VDC
    • X-300-I+PS12-A: 9-28VDC
    • X-300-E: POE Class 1 (0.44 to 3.84 Watt) or 5V±5%
  • Max Current: 374mA Max

Relay Contacts

  • Number of Relays: 3
  • Max Voltage: 28VAC, 24VDC
  • Max Current: 3A
  • Contact Type: SPDT (Form 1C)
  • Load Type: General Purpose
  • Contact Resistance: < 50 milliohms initial
  • Contact Material: AgSnO2
  • Electrical Life: 100K cycles (Typical)
  • Mechanical Life: 10M cycles (Typical)
  • Environmental Rating: Over voltage Category II, Pollution Degree 2
  • Relay Modes: ON/OFF or Pulsed
  • Pulse Timer Duration: 0.1 to 86,400 Seconds (1-day)

Temperature Sensors

  • Maximum Number of Sensors: 8
  • Type: Dallas Semiconductor DS18B20
  • Temperature Range: -67°F to 257°F (-55°C to +125°C)
  • Accuracy: ±0.5°C (from -10°C to +85°C)
  • Sensor Functions: Thermometer, Thermostat, Relay Control, Remote Relay Control, Email Alarms, SNMP Traps, Temperature Logging
  • Humidity Type: Xytronix Model X-DTHS-WM wall mount sensor
  • Humidity Range: 0-100% RH
  • Accuracy: ±1.8%

Real-Time Clock:

  • Manual or NTP(Network Time Protocol) setup
  • NTP Sync Period: Once, Daily, Weekly, On Powerup
  • Auto Daylight Savings Adjustment
  • Battery (capacitor) Power Backup

Capacitor Power Backup

  • Backup Functions: Retain Real-Time Clock, External Variables, Relay State, and Counters
  • Backup Duration: 3 days minimum

Network

  • Type: 10/100 Base-T Ethernet Port
  • Setup: Static IP address assignment. TCP port selectable

Connectors

  • Power, Outputs, and Inputs: 14-Position, 3.81mm, Removable
  • Network: 8-pin RJ-45

LED Indicators

  • Number of LEDs: 6
    • Power on
    • Relay coil energized 1-3
    • Network linked
    • Network activity

Physical

  • Operating Temperature: -40°F to 150°F (-40°C to 65.5°C)
  • Size:
    • 1.41in (35.7mm) wide
    • 3.88in (98.5mm) tall
    • 3.1in (78mm) deep (not including connector)
  • Weight: 5 oz (142 grams)
  • Enclosure Material: Lexan 940 Polycarbonate Plastic
  • Enclosure Flame Rating: UL94 V0

Protocols

  • HTTP, XML, Modbus TCP/IP, SNMP, SMTP, Remote Services

Logging

  • Log File Size: 512K min 11,049 logs
  • Storage: Nonvolatile Flash
  • Buffer Architecture: Circular Buffer
  • Log data can be periodically read and stored on a computer

Advanced Features

  • BASIC interpreter
  • Remote services - Avoid most firewall issues with outbound connection to Web Services

Password Settings

  • Password protection on setup page: Yes
  • Password protection on control page: Optional
  • Password Encoding: Base 64
  • Password Length: 13 Characters

Electromagnetic Compliance

  • IEC CISPR 22, CISPR 24
  • EU EN55024, EN55022
  • X-300-I: FCC 47CFR15 (Class B)
  • X-300-E: FCC 47CFR15 (Class A)

Product Safety Compliance

  • UL 61010-1 (Electrical Equipment for Measurement, Control, and Laboratory Use)
CE listed RoHS compliant Made in the USA

More Information

Manuals

Where to Buy

Click "Buy Online" to view part numbers and pricing. X-300 is available in the USA and internationally, and can be purchased either from us or an Authorized Distributor.

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