BACnet® Controller

With its extensive network routing ability to multiple open protocols, and its highly scalable I/O and small footprint, the Reliable Controls® MACH-ProCom achieves an optimum balance between form and function. This fully programmable, Internet-connected, BACnet Building Controller (B-BC) is ideal for large mechanical rooms and multi-building applications.

Purchase Products


  • BACnet®
    • B/IP x 2, Ethernet, MS/TP and PTP
  • DHCP
    • Dynamic Host Configuration Protocol
  • Modbus
    • Supports both RTU and TCP communications in slave mode and master mode with up to 128 slave devices
  • SMTP
    • Provides standard email communications for broadcasting email alarms
    • Support TLS/SSL security
  • SNMP
    • Simple Network Management Protocol
  • SNTP
    • Simple Network Time Protocol

Inputs and Outputs
  • Up to 8 MACH-ProPoint expansion modules
  • Maximum possible inputs of 192
  • Maximum possible outputs of 128

1024 Variables
  • Selectable standard and custom ranges, as well as fixed program-driven values

128 PID Loops
  • Standard P, PI, or PID controllers for closed loop control
128 Schedules
  • 14 On/Off times for each weekday or exception

64 Calendars
  • Days of the year designated as holidays

20 Custom Tables
  • For creating custom scaling functions

64 System Groups
  • Allows related points to be grouped onto one display
  • 320 points/group

128 Control-BASIC Programs
  • User programmable control strategy in a readable, BASIC-like language
  • 3200 bytes per program

Trend Logs
  • Each Trend Log stores up to 8 points
  • Values recorded at user-defined intervals
  • Dynamically assigned

Runtime Logs
  • Totals the On time and records the On/Off times of every binary point
  • Dynamically assigned
128 Variable Arrays
  • Up to 128 elements in a one-dimensional array

128 User Passwords
  • Protects access to system
  • Each user is assigned a user name and an access level

Custom Units
  • 8 analog engineering units
  • 8 binary units
  • 8 multistate units with 8 states, 30 characters each

SMART-Net Port
  • Networks up to 16 SMART-Sensors

1536 Network In Points

512 Network Out Points
  • The total maximum number of writes and shares to other devices

Real-Time Clock

  • 5 years

RoHS 2 Certified OpenADR Alliance BTL Listed Device

Tech Specs

  • 147 MHz, high-performance,
    32-bit embedded microcontroller

  • 8 MB operating RAM
  • 2 MB non-volatile RAM (trends and dynamic values)
  • 4 MB Flash EEPROM operating system, database, and controller configuration

Supply Voltages
  • 24 VAC ±10% 20 VA max. 50/60 Hz
  • 24 VDC ±10% 4 W max.

  • IEEE 802.3 Ethernet 10/100 BaseT
  • 2 EIA-485 @ 76.8 kbps max.
  • 1 EIA-232 @ 115.2 kbps max. PC or modem
  • SMART-Net Port @ 16 sensors max.

Expansion Modules
  • Up to 8 MACH-ProPoint expansion modules

Real-Time Clock
  • ±1 second per day

Memory/RTC Backup
  • 72 hour backup
  • 10 years for database

Wiring Terminals
  • 12 to 22AWG (3.31 mm2 to 0.33 mm2)
  • Stranded or solid core
  • Copper conductors only

  • 15.2 cm L x 13.7 cm W x 3.9 cm H
    (5 15/16" L x 5 3/8" W x 1 1/2" H)

  • #8 clearance holes on 12.7 cm L x 11.0 cm W
    (5" L x 4 5/16" W)
  • Screw depth 25 mm (1")

  • 0.25 kg (0.6 lb.)

Ambient Limits
  • Operating: -20 ºC to 55 ºC
    (-4 ºF to 131 ºF)
  • Shipping: -40 ºC to 60 ºC
    (-40 ºF to 140 ºF)
  • Humidity: 10% to 90% RH non-condensing

Application Diagram

Expansion Modules

MACH-ProPoint™ Input/Output Universal IO-U Expansion Module
Add modular inputs and outputs to any MACH-Pro, MACH-ProWeb or MACH-Pro2 series controller with this flexible, general purpose expansion module with universal I/O.
MACH-ProPoint™ Input/Output I/O Expansion Module
Add modular inputs and outputs to any MACHPro, MACH-ProWeb or MACH-Pro2 series controller with this flexible, general purpose input/output expansion module.
MACH-ProPoint™ Input Expansion Module
Add modular inputs to any MACH-Pro, MACH-ProWeb or MACH-Pro2 series controller with this flexible, general purpose input expansion module.
MACH-ProPoint™ Output Output Expansion Module
Add modular outputs to any MACH-Pro, MACH-ProWeb or MACH-Pro2 series controller with this flexible, general purpose output expansion module.


Reliable Controls offers six equipment enclosures that provide an economical, professional, and branded solution for control equipment protection. Purpose-built for the controls industry, the enclosures maximize the number of Reliable Controls devices that can be accommodated.


DIN Rail Mounting Kit Mounting convenience
The Reliable Controls® MP-DINRAIL™ is a two piece ABS adapter that is custom designed to convert the standard MACH-Pro(Web)Com™, MACH-Pro(Web)Sys™, MACH-ProPoint™, and MACH-Pro1/2™ enclosures to be DIN rail mountable.