BACnet® Controller

With its extensive network routing ability to multiple open protocols, highly scalable inputs and outputs, and small size, the Reliable Controls MACH‑ProCom™ achieves an optimum balance between form and function. This freely programmable internet-connected BACnet Building Controller (B‑BC) is ideal for large mechanical rooms and multibuilding applications.

Purchase Products

Product features


  • BACnet
    • Supports two B/IP subnetworks and B/VPN.
    • Ethernet, MS/TP, and PTP.
  • DHCP: Dynamic Host Configuration Protocol.
  • Modbus:
    • Supports Modbus RTU and TCP/IP communications.
    • Modbus master up to 128 slave devices, or use the controller as a Modbus slave device.
  • SMTP: Simple Mail Transfer Protocol.
    • Provides standard email communications for broadcasting email alarms.
    • Supports TLS/SSL security.
  • SNMP: Simple Network Management Protocol.
  • SNTP: Simple Network Time Protocol.
  • SMART-Net.

Inputs and Outputs

  • Add up to eight MACH‑ProPoint expansion modules.
  • 192 possible inputs.
  • 128 possible outputs.

1,024 Values

  • Select standard and custom ranges as well as fixed program-driven values.

128 Loops

  • Standard P, PI, or PID controllers for closed loop control.

128 Schedules

  • 14 on/off times for each weekday or exception.

64 Calendars

  • Designate days of the year as holidays.

20 Tables

  • For creating custom scaling functions.

64 System Groups

  • Group related objects on one display.
  • 320 objects per group.

128 Programs

  • Freely programmable control strategy in a readable, BASIC‑like language.
  • 3,200 bytes per program.

Multipoint Trend Logs

  • Store up to eight objects in each trend log.
  • Record values at user-defined intervals.
  • Dynamically assigned.

Single-point Trend Logs

  • Record values at user-defined intervals or based on change of value.
  • Dynamically assigned.

Runtime Report

  • Total the on time and record the on/off times of every binary object.
  • Dynamically assigned.

128 Arrays

  • Up to 128 elements in a one-dimensional array.

128 User Passwords

  • Protect access to the system.
  • Assign each user with a username and access level.

24 Custom Units

  • Eight analog engineering units.
  • Eight binary units.
  • Eight multistate units with eight states, 30 characters each.

SMART-Net Port

  • Network up to 16 SMART‑Net devices.

1,536 Net Ins

  • The maximum number of shares from other devices.

512 Net Outs

  • The maximum number of writes and shares to other devices.

Real‑Time Clock


  • 5 years.


RoHS 2 Certified OpenADR Alliance BTL Listed Device

Technical specifications


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


  • 8 MB operating RAM.
  • 2 MB nonvolatile RAM for trends and dynamic values.
  • 4 MB Flash EEPROM operating system, database, and controller configuration.

Supply Voltages

  • 24 VAC ±10% 20 VA maximum, 50/60 Hz.
  • 24 VDC ±10% 4 W maximum.

Communication Options

  • One IEEE 802.3 (Ethernet 10/100BASE-T).
  • Two EIA‑485 ports that support a baud rate up to 76.8 kbps.
  • One EIA‑232 port that supports a baud rate up to 115.2 kbps. PC or modem.
  • One SMART‑Net port that supports up to 16 devices on a SMART-Net network.

Expansion Modules

  • Add up to eight MACH‑ProPoint expansion modules.

Real-Time Clock

  • ±1 second per day.

Memory/RTC Backup

  • 72-hour backup.
  • 10 years for database.

Wiring Terminals

  • 12–22 AWG (3.31–0.33 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°C to 55°C (‑4°F to 131°F).
  • Shipping: ‑40°C to 60°C (‑40°F to 140°F).
  • Humidity: 10%–90% RH noncondensing.


Extended network

Power wiring

Network wiring

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 MACH-Pro, 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.