Full-featured, cloud-connected, field-programmable, wireless IIoT gateway that mounts outside the OEM's enclosure allows OEM to bid on any project specifying any protocol


The ProtoAir wireless gateway is an external, high-performance, low-cost building automation and industrial control IIoT gateway for original equipment manufacturers (OEMs) that provides manufacturers connectivity into the cloud and instant multi-protocol deployment of field protocols, enabling new or legacy devices to easily interface with other protocols.

With the ability to connect devices to the cloud over wireless and cellular connections and automatically support multiple known controller profiles, the ProtoAir is the instant answer to the OEM's customer's needs and IIoT requirements.

  • SMC Cloud-enabled
  • Wi-Fi, Cellular, and Bluetooth connectivity options
  • Acts as a Wi-Fi access point
  • Local applications
  • Decreases time-to-market
  • Reduces development cost
  • Minimizes execution risk
IIoT gateway for original equipment manufacturers
Multi-Protocol Translation

The ProtoAir wireless gateway provides OEMs with the ability to perform standard protocol translation between devices over a wireless network when wired networks are not available or difficult to access using Wi-Fi and cellular. This will enable access between devices or networks of devices to management systems or to the cloud for remote device management, control, and diagnostics.

As a member of the well-regarded FieldServer IIoT gateway and router family, the ProtoAir offers all the benefits of the FieldServer family, such as flexibility with the world’s largest library of 140+ protocols as well as low installation and operating costs. The ProtoAir has the ability to connect to any one or more of the FieldServer standard drivers via the serial or Ethernet port, enabling connectivity to different devices and or networks wirelessly.

This product is protected by FieldSafe.

1. Multi-protocol translation

Connect to any BMS or automation protocol on the southbound side from our library of 140+ protocols

2. Wireless connection

Connect to building management systems or the cloud via Wi-Fi, Cellular, or Bluetooth connection on the northbound side

  • Secure connection: Ensure security when connecting the ProtoAir through firewall-friendly outbound connectivity and a standard 80 HTTPS port
3. Application Engine support

Develop and host FieldServer-resident web-based applications to immediately enhance the value of your products while improving organizational productivity

  • System View: Visually monitor and control your products
  • Historian: Log selected data points and generate reports for analysis
  • Network Explorer: Browse device networks for diagnostics and configuration
  • Alert Notifications: Notify users via text or email messages when an event occurs
4. Wi-Fi access point

Directly connect your mobile device to a ProtoAir without having to be on the facility's LAN or WAN to access the local web-based applications

  • Modern configuration: Easily configure your ProtoAir from your smartphone on the go
5. SMC Device Cloud support

Register your ProtoAir to the SMC Cloud interface for remote access to local applications, configuration, and device management

Model Numbers

FPA-W34 (Wi-Fi)
FPA-C34 (Cellular and Wi-Fi)


Wi-Fi 802.11 b/g/n

  • Frequency: 2.4 GHz
  • Channels: 1 to 11 (inclusive)
  • Antenna Type: SMA
  • Encryption: TKIP, WPA & AES


  • Features: 3G & GPS
  • Antenna Type: SMA
  • HSDPA: Up to 21.0 Mbps
  • HSUPA: Up to 5.76 Mbps


  • Bluetooth 3.0 + HS
  • Standard pairing
  • Bluetooth class 1 & 2
  • Antenna Type: SMA

Web configuration
Toolbox diagnostic utility
DIN rail mount included


Serial (Galvanic Isolation): RS-485/RS-232

  • Baud: 9600, 19200, 34800, 57600, 76800


  • 10/100BaseT
  • MDIX
  • DHCP

Operating temperature: 4° to 158°F (-20° to 70°C)
Relative humidity: 10-95% RH non-condensing


Dimensions: 4.0 x 1.1 x 2.7 in. (10.16 x 2.8 x 6.8 cm)
Weight: 0.4 lbs (0.2 kg)

Power Requirements

12 - 24 VDC
240 mA @ 12 V


BACnet Testing Labs (BTL) B-ASC Ver. 16
CE and FCC Class B & C Part 15
TUV Approved to UL 60950 pending
IC Canada
RoHS Compliant