MACH-ProPoint Input/Output
Expansion module

The MACH-ProPoint™ Input/Output expansion module is a flexible, general purpose accessory that allows you to add modular inputs and outputs to any MACH‑Pro, MACH‑ProWeb, or MACH‑Pro2 series controller.

Purchase Products

Product features

Superior Design

  • Status LED on each input and output glows proportionally to voltage.
  • Robust 45° screw terminal.
  • Reversible door flips to show object list.

12 Inputs

  • Universal ranges.
  • Use software to select thermistor/dry contact, 4–20 mA, or 0–10 VDC.

Eight Outputs

  • Outputs 1–4 are wired to unpopulated sockets.
  • Outputs 5–8 are universal.
  • Order output modules separately.
  • Use software to configure as analog or binary.

Easy Mounting

  • Mount conveniently in the same enclosure as the host controller or at a distance of up to 152 m (500 ft) in a separate enclosure.


  • 5 years.
RoHS 2 Certified WEEE Compliant

Technical specifications

Supply Voltages

  • 24 VAC ±10% 75 VA maximum, 50/60 Hz.
  • 24 VDC ±10% 23 W maximum.

Wiring Terminals

  • 12–22 AWG (3.3–0.33 mm2).
  • Stranded or solid core.
  • Copper conductors only.

Communication Options

  • Dedicated EIA‑485 I/O-Net port that supports a fixed baud rate of 76.8 kbps.

Universal Inputs

  • 12 universal inputs.
  • 12-bit A/D converter.
  • Analog: 0–10 VDC, 4–20 mA, thermistor.
  • Binary: Dry contact.
  • Impedance:
    • 1 MΩ for 0–10 VDC range.
    • 250 Ω for 4–20 mA range.
    • 20 kΩ pull-up for thermistor/dry contact range.
  • Pulse counting up to 150 Hz. Supports flow meters.
  • 24 VAC overvoltage protection.
  • Use jumper to configure.

Output Sockets

  • Ships with empty sockets on outputs 1–4 that accommodate any mix of output modules.
  • Status LED on each output glows proportionally to voltage.

Universal Outputs

  • Four universal outputs.
  • 12-bit D/A converter.
  • Analog: 0–10 VDC.
  • Binary: Software-configurable between 0–12 VDC.
  • Trim potentiometer provides adjustable 0–12 VDC on controller with HOA switches in Hand position.
  • Maximum 75 mA each.
  • 24 VAC overvoltage protection.

Peripheral Power

  • Onboard variable 15–24 VDC power supply provides up to 200 mA of DC power to peripheral devices. If powered by 24 VDC, the maximum voltage output is 22 VDC.


  • 17.9 cm L x 13.7 cm W x 3.9 cm H
    (7" L x 5 3/8" W x 1 1/2" H).


  • #8 clearance holes on 15.6 cm L x 11 cm W
    (6 1/8" L x 4 5/16" W).
  • Screw depth 25 mm (1").


  • 0.46 kg (1 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.


  • UL 916 Listed.*
    * MACH-ProPoint Input/Output smoke control models are also UL 864 Listed.
  • CE.
  • WEEE.


IO–Net Wiring

Expansion module layout for MACH–ProCom and MACH–ProWebCom

Expansion module layout for MACH–ProSys and MACH–ProWebSys

Expansion module layout for MACH–Pro2


The Universal Output Module (UM) provides a standard Reliable Controls 0-12 VDC 75 mA output. Built-in overload and short-circuit protection. Modulating or digital range configured using RC-Studio®. Sold in packages of ten.

The Relay Module (RM) is a Single Form C SPDT dry contact, 24 VAC/DC, 0.5 A. A jumper is provided to select normally open or normally closed operation. Ideal for switching low current and/or DC loads. Sold in packages of 10.

The TRIAC Output Module (TM) is a single normally open contact for 24 VAC loads only, 0.5 A. Ideal for switching 24 VAC control circuit loads found in packaged HVAC systems, and 24 VAC two-position or floating point actuators. Sold in packages of 10.


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.