Distech Controls ECL-PTU-207 User Manual

Distech Controls ECL-PTU-207

98 pages

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User Guide

ECL-PTU-207 Preloaded

Applications

Table of Contents

Other manuals for Distech Controls ECL-PTU-207

Installation Guide21 pages

Questions and Answers:

E
Eric GuerraAug 2, 2025
Why is my Distech Controls ECL-PTU-207 Controller not communicating on a BACnet MS/TP network?
- L
  lmarquezAug 2, 2025
  There could be several reasons why your Distech Controls Controller is failing to communicate on a BACnet MS/TP network: * The network might not be wired properly; double-check all wire connections. * There might be absent or incorrect network termination; check the network terminations. * Too many Allure EC-Smart-Vue sensors might be providing network access; in this case, disable the Net to Subnet Port Settings jumpers on all controllers. If communications are re-established, re-enable only a few Allure EC-Smart-Vue sensors to have network access.
H
Heather HerreraAug 12, 2025
What to do if my Distech Controls ECL-PTU-207 Controller communicates well over a short network, but does not communicate on large network?
- W
  wilsonbrentAug 12, 2025
  If your Distech Controls Controller communicates well on a short network but fails on a larger one, consider these potential causes: * The total wire length may exceed specifications. * The wire type may not match the specifications. * There could be a network wiring problem. * Network termination may be absent or incorrect; incorrect terminations will make communication integrity dependent upon the controller’s position on the network. * Extra capacitance may be connected to the network. * The number of controllers on the network segment may be exceeded. * There may be network traffic issues.
N
Nathan NelsonAug 17, 2025
What to do if my Distech Controls Controller hardware input is not reading the correct value?
- N
  Nicholas MooneyAug 17, 2025
  If the hardware input on your Distech Controls Controller isn't reading correctly, consider these potential causes: * There may be an input wiring problem. Check the wiring according to this manual and the peripheral device’s manufacturer. * There could be an open or short circuit. Use a voltmeter to check the voltage on the input terminal. * There may be a configuration problem. Use the controller configuration wizard to check the input configuration. * There may be over-voltage or over-current at an input. Respect the allowed voltage / current range limits of all inputs.
C
Cristina AdamsAug 22, 2025
How to fix wireless devices not working correctly with my Distech Controls ECL-PTU-207?
- B
  beckshaneAug 22, 2025
  If your wireless devices aren't working correctly with your Distech Controls Controller, consider the following: * The device might not be associated with the controller. Use the device configuration plug-in or wizard to check the input configuration. * There could be a power discharge. Recharge the device with light (if solar-powered) or replace the battery (if battery-powered). Ensure sufficient light intensity (200lx for 4 hours/day). * The device may be too far from the controller. Reposition the device to be within the range of the Wireless Receiver. * There may be a configuration problem. Use the device configuration plug-in or wizard to check the input configuration.
C
Charles MendozaAug 27, 2025
What to do if my Distech Controls ECL-PTU-207 Controller is powered but does not turn on?
- J
  Jason TorresAug 27, 2025
  If your Distech Controls Controller is powered but not turning on, the fuse may have blown. Disconnect the power from the controller, check the fuse integrity, and then reconnect the power.

Distech Controls ECL-PTU-207 Specifications

General

Model	ECL-PTU-207
Input Voltage	24 VAC/DC
Communication Protocol	BACnet MS/TP
Power Consumption	5 VA
Communication Ports	RS-485
Protocols Supported	BACnet MS/TP
Enclosure Rating	IP20
Type	Programmable Controller
Supply Voltage	24 VAC/DC
Operating Temperature	0°C to 50°C
Weight	0.2 kg (0.4 lb)

Summary

Variables

Enum Constants

Hardware Inputs

Details the system's physical input terminals and their configuration options.

Hardware Outputs

Details the system's physical output terminals and their control functions.

Network Variables Input

Describes input network variables for system control, monitoring, and data exchange.

Network Variables Output

Describes output network variables for reporting system status and data.

Sequence of Operation

Occupancy Control

Explains how occupancy modes are managed via schedule, sensors, and overrides.

Temperature Setpoint Control

Fan Control

Describes fan speed and operation based on type, load, and occupancy status.

HVAC Mode Management

Explains how the system determines and manages HVAC modes based on various inputs.

Damper Control

Master/Slave Control

Principles

Bindings

Using the dcgfxApplications

Accessing the Preloaded Applications with EC-Net Pro

Guide to finding and adding preloaded applications in EC-Net Pro software.

Configuring the PTU with EC-Net 4

Steps for configuring PTU applications using the EC-Net 4 interface.

Configuring the Space Temperature Setpoints

Hardware Configuration

Inputs Configuration

Detailed setup of all input parameters and their functionalities.

Outputs Configuration

Detailed setup of all output parameters, including valves and fan control.

HVAC Control

Configuration of general HVAC settings, setpoints, and scaling parameters.

Damper Configuration

Allure EC-Smart-Vue Screen-by-Screen Guide

Setting up the system configuration

Input Configuration

Output Configuration

Equipment Override

Calibrating the system

End-User Overrides

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