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Eaton Crouse-hinds series - User Manual

Eaton Crouse-hinds series
114 pages
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DRAFT - 09 June 2021
Instruction manual
MTL process alarm equipment
June 2021
INM RTK P825 Rev 7
MTL RTK P825 Smart alarm range
Alarm annunciator

Table of Contents

Other manuals for Eaton Crouse-hinds series

Questions and Answers

  • J
    Joshua BakerAug 20, 2025
    What to do if the Power LED is not lit on my Eaton Industrial Electrical?
    • K
      kimberly70Aug 20, 2025
      If the Power LED is not lit on your Eaton Industrial Electrical, you should first check the polarity and integrity of the trunk cable connections to the enclosure. Also, verify that the d.c. supply powering the incoming trunk is operating correctly.
  • J
    Jessica LawrenceAug 22, 2025
    What to do if the power LED is not lit on my Eaton Control Unit?
    • J
      Jeremy MosleyAug 22, 2025
      If the power LED on your Eaton Control Unit isn't lit, verify the polarity and integrity of the trunk cable connections to the enclosure. Also, check that the d.c. supply powering the incoming trunk is operating correctly.
  • D
    Dominic Bell DVMAug 25, 2025
    What to do if alarms on my Eaton Security System remain on and cannot be reset?
    • J
      jeremiahmartinezAug 25, 2025
      If alarms are set to operate from normally closed contacts and the signal supply fuse blows, all alarms will operate as though an alarm has occurred. To resolve this, check the signal supply fuse F1 (rated at 125mA), located in the top right-hand corner of the unit when viewed from the rear, to see if it has blown. Also, ensure that the inputs have been correctly set to operate from either a normally open (N.O.) or normally closed (N.C.) configuration and haven't been accidentally inverted.
  • R
    richardsonandrewAug 26, 2025
    How to fix the audible alarms not sounding on my Eaton Security System?
    • V
      vyoungAug 26, 2025
      Each channel can be selected to operate either of the two integral horns / horn relays as required. Internal horns and horn relays are enabled by placing the following switches to the ON position on the SPR Card: HNA – SW5 - Position 5, HNB – SW5 - Position 6. Each pair of channels can be set to activate either of the audibles using the following switches located on each alarm module: Channel 1 & 2 HNA – SW4 Position 7 set to ON, HNB – SW4 Position 8 set to ON; Channel 3 & 4 HNA – SW6 Position 7 set to ON, HNB – SW6 Position 8 set to ON.
  • V
    vyoderAug 27, 2025
    What to do if signal inputs that alarm and quickly return to normal are not being picked up by the Eaton Security System annunciator?
    • S
      Susan JamesAug 27, 2025
      Check that the response time has been set to suit the application.
  • L
    Leslie PayneAug 29, 2025
    Why individual repeat relays do not act as slaves of the signal input on my Eaton Security System?
    • L
      lijoyAug 29, 2025
      The operation of the repeat relays is selectable by the user to either follow the signal contact or to remain in the alarm state until the input has returned to normal and the operator has cleared the alarm.
  • A
    afrederickAug 31, 2025
    How to troubleshoot a non-lit green LED for supply 1 and active power failure alarm on my Eaton Security System?
    • D
      Derek KnightAug 31, 2025
      Measure the voltage on the power input terminals marked supply 1 located on the rear of the unit and verify that the level matches the requirement and is connected in the polarity indicated.
  • W
    Wendy ColemanSep 2, 2025
    How to troubleshoot a non-lit green LED for supply 2 and active power failure alarm on my Eaton Security System?
    • W
      Wayne WilkinsonSep 2, 2025
      Measure the voltage on the power input terminals marked supply 2 located on the rear of the unit and verify that the level matches the requirement and is connected in the polarity indicated.
  • J
    Joseph MendozaSep 4, 2025
    What to do if no alarm occurs on the annunciator when the signal input contact closes or opens on my Eaton Security System?
    • M
      Michelle JacksonSep 4, 2025
      Check that the signal supply fuse F1 rated @ 125mA, located in the top right hand corner when viewed from the rear of the unit, is in working order and check that the corresponding signal supply voltage is present on the customer terminals on the rear of the unit which can be measured between terminals OVC and any of the terminals marked C (Common) located at the top of each row of signal input terminals.
  • R
    Renee Schmidt DDSSep 6, 2025
    How to solve the Individual channel Repeat Relay contact is Normally Closed in the non alarm state but should be Normally Open on my Eaton Security System?
    • W
      William JonesSep 6, 2025
      Each pair of repeat relays can be set to normally energised or normally de-energised using switches located on the Alarm Card and the contact state can also be selected as normally open or closed.

Summary

MTL RTK P825 Smart Alarm Range

PSU;Common Services Card Details

Location and power supply details for the PSU/Common Services card.

Alarm Card Details

Location, interchangeability, and polarization of alarm cards.

HNA & HNB Horn Relay Configuration

Standard horn relays (HNA/HNB) with selectable options for channel assignment and coil state.

GPA & GPB Group Relay Functions

Standard group relays (GPA/GPB) for common alarm grouping with reflash function.

Watchdog Relay Functionality

Standard watchdog relay for fault indication to third-party devices.

Diagnostic Mode: Dynamic Contact Status

View dynamic input state using internal pushbuttons and LED-1.

Diagnostic Mode: Changing Input Type

Change input state (N/O to N/C) per channel using pushbuttons.

Diagnostic Mode: Communication Monitoring

Monitor communication activity between SmartAlarm and 3rd party devices.

Programmable Feature Configuration

Features configurable via USB port using Eaton software.

USB Programming Port Usage

Port for PC connection to upload/download configurations and view diagnostics.

Primary Power

Primary Power Supply (PS1) Details

Connection details for primary power supply (PS1) with universal input or optional 19-72VDC.

Aux Power

Auxiliary Power Supply (PS2) Details

Connection details for auxiliary power supply (PS2) with universal input or optional 19-72VDC.

Signal Input Types

Internal 24 VDC Signal Input

Standard units provide isolated +24VDC as signal supply voltage.

24;48 VDC Customer Powered Inputs

Customer-provided 24/48VDC signal supply connection details.

125;250 V AC;DC Customer Powered Inputs

Connection details for 125V/250V customer-powered inputs.

Horn Relays

HNA & HNB Horn Relay Specifications

Standard HNA & HNB relays for external horns or 3rd party devices.

Common Alarm Group Relays

GPA & GPB Group Relay Functionality

Standard GPA & GPB relays for group alarming and 3rd party devices.

Remote Pushbutton Inputs

Group Inhibit Function Configuration

Configuring pushbutton inputs for group inhibit function to prevent nuisance alarms.

Remote Pushbutton Input Functions

Using five optically coupled inputs for external momentary pushbuttons.

Sleep Mode Functionality

Placing annunciator in unattended mode to disable alarms, save power, and reduce noise.

Individual Channel Repeat Relays

Installation

Panel Mounting Guidelines

Guidance on panel mounting using provided clamps and cut-out dimensions.

Software Installation

Software Installation Security

Guidelines for securing configuration software and files.

Auto Detect Hardware

Auto Detect Process

Step-by-step guide for using the Auto Detect feature in the software.

System Settings

System Settings: Auto Detect

Detecting existing SmartAlarm configurations via PC connection.

System Settings: Advanced View

Accessing advanced features and custom sequences via "View Advanced" menu.

System Settings: Tools Menu

Accessing configuration tools like Send/Receive Settings, Diagnostics, etc.

Tools: Send Settings

Downloading configuration changes to the annunciator.

Tools: Receive Settings

Uploading configuration settings from the annunciator.

Tools: Diagnostics

Checking the dynamic status of the SmartAlarm.

Tools: General Tab Settings

Fields for uniquely identifying the annunciator system for data management.

System Settings: CS Relays Configuration

Configuring common system relays to follow groups for 3rd party devices.

Local Pushbuttons

Local Pushbutton Functions

Overview of integral pushbuttons for operational control and their functions.

Inhibit Function

External Inhibit Switch Function

Using external switch for inhibit function to prevent alarms in a group.

Assigning Channels to Inhibit Groups

Assigning channels to inhibit groups via software.

Assigning a Remote Pushbutton Input to Sleep Mode

Sleep Mode Operation

Disabling audible and visual alarms to save power during unmanned periods.

Sleep Mode: Common Relay Operation

Preventing common relays (horn, group, watchdog) from operating in Sleep Mode.

Sleep Mode: Auto Acknowledge Function

Automatic acknowledgment of alarms after a set delay to prevent noise pollution.

Sleep Mode: Auto Silence Function

Automatic silencing of audible alarms after a set delay.

Sleep Mode: Group Type Definitions

Defining group types like First-Up, Input, Audible, or Ring Back Audible.

Communications

Modbus RTU Protocol Configuration

Setting up Modbus RTU protocol for 3rd party device integration.

Individual Channel Settings

Channel Settings: Individual Configuration

Selecting and configuring individual channels via the software interface.

Input

Input Settings: Relay Options

Options for repeat relays per channel and available settings.

Sequence

Sequence Settings Overview

Overview of operational sequences defining visual, audible, and operator actions.

Sequence: ISA Sequences

Selecting ISA sequences for defining alarm behavior per channel.

Alarm Sequences

Alarm Sequences: Functional Test

Simulating inputs to test channels, windows, and horn circuits.

Additional Features

Additional Features: Automatic Reset

Setting alarms to automatically reset after acknowledgment and input return to normal.

Additional Features: Non Latch Sequence

Alarms automatically return to non-alarm state when signal input is normal.

Additional Features: Ringback Sequence

Visual/audible indication of cleared alarm and channel reset status.

Additional Features: First Up Sequences

Sequences (F0-F3) to identify the first alarm in interlinked functions.

Additional Features: ISA F1 A-1 - Auto Reset First Up

Sequence with auto reset and first-up indication for the initial alarm.

Additional Features: ISA F2 M-1 - Manual Reset First Up

Sequence with manual reset and first-up indication.

Additional Features: ISA F2 A-1 - Auto Reset First Up

Sequence with auto reset and first-up indication, similar to F2M-1.

Additional Features: ISA F3 A - Auto Reset First Up

Sequence with auto reset and first-up indication, with specific visual/audible behavior.

Modbus RTU

Modbus RTU: Read Request (Master)

Standard message format for Modbus RTU read requests from a master.

Modbus RTU: Read Response (Slave)

Standard message format for Modbus RTU read responses from a slave.

Modbus RTU: Single Write Request;Response

Standard message formats for single write requests and responses.

Modbus RTU: Multiple Write Request

Standard message format for Modbus RTU multiple write requests.

Modbus RTU: Multiple Write Response

Standard message format for Modbus RTU multiple write responses.

Modbus Slave - Standard Communications

Modbus Slave: Read Coil Status (Func 01)

Process for reading coil status using Function 01.

Modbus Slave: Coil Status Response (Func 01)

Data returned for coil status reads, including contact, alarm, and disable status.

Modbus Slave: Read Status (Func 03)

Process for reading status using Function 03.

Modbus Slave: Status Response (Func 03)

Data returned for status reads, including contact, alarm, and disable status.

Modbus Slave: Write Multiple Coils (Func 15)

Process for writing multiple coils using Function 15.

Modbus Slave: Write Multiple Coils Response (Func 15)

Response for writing multiple coils using Function 15.

Specifications

Servicing

Servicing: Module Removal Procedure

Procedure for removing and replacing cards from the annunciator.

Eaton Crouse-hinds series Specifications

General IconGeneral
BrandEaton
ModelCrouse-hinds series
CategoryLighting Equipment
LanguageEnglish

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