GX20W Paperless Recorder Wireless Model

The GX20W is a paperless recorder that includes a gateway function for ISA100 field wireless systems. The GX20W displays data from various kinds of wireless field devices, and measured data from I/O modules on the main unit in real time.



Easy installation

  • Mountable on recorder type panels (same outer dimensions as our GX20).
  • Gateway function is integrated with the recorder; wirelessly display and monitor data directly from field wireless devices.
  • Highly portable, ideal for moving from site to site for monitoring.

Inherits the high performance and functionality of the GX20 Paperless Recorder

  • Large variety of input/output modules available. Scalable up to 100 channels.
  • Intuitive touch panel operation plus a variety of display functions.

Supports the ISA100.11a*1 international wireless communication standard

  • Advanced encryption maintains secure communications.
  • Supports multiple communication protocols allowing use of transmitters from a variety of manufacturers

Includes all of the YFGW710's ISA100 gateway functions (System Manager and Security Manager)

  • BBR function: Access point installed on the wireless network
  • System manager function: Controls the wireless network. Enables control of the wireless device channels, communication timing, and monitoring of the wireless network.
  • Security manager function: Manages wireless network security.

*1. Industrial wireless communication standard from the International Society of Automation (ISA)


*Notice on Java Plug-in running in Web browser for SMARTDAC+ series


Paperless recorder specifications Equivalent to the GX20 SMARTDAC+ Paperless Recorder
Wireless specifications Communication protocol Conforms to ISA100.11a (IEEE802.15.4)
Frequency band 2400 – 2483.5 MHz
Output power 11.6 dBm max (fixed)
Reference sensitivity level -95 dBm or less
Communication speed 250 kbps
Wireless security AES 128 bit encryption
Connectable field wireless devices 50 max.
Antenna +2 dB omni-directional antenna


Wireless certifications R&TTE: EN 301 489-1, EN 301 489-17, FCC: Part15 SubpartB, IC: ICES-003, Japanese Radio Law
EMC EN61326-1 Class A Table2, EN61000-3-2, EN61000-3-3, EN55011 Class A Group1
Safety standards EN61010-1, CSA C22.2 No. 61010-1, CSA C22.2 No. 61010-2-030

System Configuration


GX20W Paperless Recorder Wireless Model: Example System Configuration


No. To connect an existing GX20 with the ISA100 field wireless device, use a field wireless gateway.
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Instruction Manual
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Instruction Manual
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Instruction Manual
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Smart user interface, smart architecture, and smart functionality is achieved in the new Yokogawa SMARTDAC+ data acquisition and control product series. The Yokogawa SMARTDAC+ GX and GP are fully integrated measurement, display, and recording platforms equipped with an advanced touch screen operator interface. GX series is a panel-mount design, capable of operating in harsh industrial applications and environments. GP is the portable version of the GX, intended for use in lab and test bench applications.

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