B1277 ProTalk Cv3

The ProTalk Cv3 is the latest in next generation Barnett Engineering cellular reporting units. With an integrated LTE cellular module, the Cv3 is capable of making voice calls, SMS text and Email alarm announcements over the cellular network. The two-way radio port provides voice announcements, including paging, to private radio and PA systems.

You are always connected and in control with the Cv3. With the touch of a phone button or an SMS text from any smart phone, you can acknowledge alarms, interrogate the status of any input, control relay outputs and make programming changes.


  • Class 1 Div 2 Rating for hazardous areas
  • Flexible inputs can accept discrete contacts, analog voltage and analog current (4-20 mA)
  • Extreme temperature rating of -40°C to +60°C
  • Receive Alarm Summary and Health Status Reports via Email or SMS text
  • Low power mode for solar panel applications

Supported Cellular Networks:

  • Canada (Telus, Bell, Rogers, SaskTel, MTS)
  • USA (Verizon, AT&T)


  • Indicator LED's and connector markings

Alarm Inputs

  • 10 inputs; configured as Digital or Analog (0-5 VDC, 0-30 VDC and 4 - 20 mA loops)
  • 2 Internal Alarm Points (Power Fail and System Alarm)
  • Plug-in screw terminal block accepts AWG 26 to 12 wire

Relay Outputs

  • Contact Rating: 2 A / 30 VDC
  • Plug-in screw terminal block accepts AWG 26 to 12 wire
  • 2 programmable contact terminals

Program Ports

  • USB - Equivalent functions as DB9
  • Telset - RJ11 connects to DTMF capable phone for voice recording and programming


  • +9 to +30 VDC, negative ground, 1.0 A Max
  • Nominal Current Consumption: 160 mA (no power saving options enabled, good RSSI)
  • Internally fused at 1.85 A


  • -40°C to +60°C, 0 to 95% humidity, non-condensing


  • 10" x 5.6" x 3"

Internal Battery (Optional)

  • 1.4 A H 12 V
  • Up to 8 hr run time*


  • CSA/UL Safety Approvals including Class I, Div. 2 for hazardous areas

Sim Card

  • Standard SIM, 25.00mm x 15.00mm x 0.76mm

Internal Battery Backup

  • Provides 1.4 A H 12V DC backup battery protection
  • Up to 8 hours run time
  • Model # INT BATT

AC Adapter

  • Model # B1258
Wideband LP Dual Band Antenna
  • High gain antenna ideal for poor coverage areas
  • Consistent 9dBi gain across all frequencies
  • DC grounded for lightning protection
Phantom Phantom Dual Band Antenna
  • Ideally suited for NEMA enclosures or cabinets
  • 3dB MEG
  • DC grounded for lightning protection
  • Model # ANT DB PHANTOM
Omni Dual Band Omni-Directional Antenna
  • Ideal for outdoor applications with good cellular coverage
  • Applicable for both 3G and 4G solutions
  • Mast mounting hardware included
  • Model # ANT OMNI
Lightning Protector

Coaxial Lightning Protector

  • Model # LP Coax

35' Lightning Protector to Antenna N to N Cable

  • Model # CC TX LINE N TO N 35FT
RG-213-LP 6' Cv3 To Lightning Protector SMA to N Cable
  • Model # CC LMR195 SMA TO N 6FT
Nema NEMA Enclosure
  • NEMA 4X rating
  • Emergency battery backup (optional B1252)
  • Programming telephone handset
  • Model # NEMA