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Emerson PACSystems RX3i User Manual

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User Manual
GFK-2741K
Feb 2021
PACSystems
TM
RX3i CONTROLLERS BATTERY & ENERGY PACK MANUAL
Table of Contents
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Summary of Contents for Emerson PACSystems RX3i

  • Page 1 User Manual GFK-2741K Feb 2021 PACSystems RX3i CONTROLLERS BATTERY & ENERGY PACK MANUAL...

  • Page 2: Table Of Contents

    PACSystems™ RX3i Battery & Energy Pack User Manual Contents GFK-2741K Feb 2021 Contents Section 1: Introduction ............1 Revisions in this Manual ..................1 PACSystems Documentation ................2 Section 2: Batteries ..............3 Battery Selection ....................3 2.1.1 Conventional Coin-Cell Lithium Battery (IC698ACC701A, IC698ACC701B) 3 2.1.2 Conventional Auxiliary Battery (IC693ACC302) .........
  • Page 3 PACSystems RX3i Energy Pack (IC695ACC400) ..........33 PACSystems RX3i Energy Pack (IC695ACC402) ..........33 3.4.1 Specifications ..................33 3.4.2 Installation & Operation ................33 PACSystems RX3i Rackless Energy Pack (IC695ACC403) ........34 3.5.1 Specifications ..................34 3.5.2 Installation & Operation ................34 Section 4: Supercapacitors ...........
  • Page 4 These instructions do not purport to cover all details or variations in equipment, nor to provide for every possible contingency to be met during installation, operation, and maintenance. The information is supplied for informational purposes only, and Emerson makes no warranty as to the accuracy of the information included herein. Changes, modifications, and/or improvements to equipment and specifications are made periodically and these changes may or may not be reflected herein.

  • Page 5: Introduction

    RX3i and RX7i CPUs, and RXi Controllers. Other manuals and documents published by Emerson may discuss memory retention technologies in passing. However, when it comes to energy sources used by PACSystems to back up volatile memory, this manual should be considered the definitive source.

  • Page 6: Pacsystems Documentation

    GFK-3039 RX3i Manuals PACSystems RX3i System Manual GFK-2314 PACSystems RX3i Energy Pack IC695ACC400 IPI GFK-2724 PACSystems RX3i Energy Pack IC695ACC402 Quick Start Guide GFK-2939 PACSystems RX3i Energy Pack IC695ACC403 Quick Start Guide GFK-3000 RX7i Manuals PACSystems RX7i Installation Manual GFK-2223...

  • Page 7: Batteries

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 Section 2: Batteries Battery Selection 2.1.1 Conventional Coin-Cell Lithium Battery (IC698ACC701A, IC698ACC701B) The conventional coin-cell lithium batteries are relatively small and have the advantage of fitting inside the battery compartment of compatible CPUs. The disadvantages are limited memory retention time, limited CPU compatibility, and no support for low battery detection.

  • Page 8: Battery Compatibility And Memory Retention

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 with all PACSystems CPUs requiring a battery for memory retention and is slightly larger than the auxiliary lithium batteries. The disadvantages are external mounting is required due to battery and charger size, no support for low battery detection, limited temperature range (0 to 50°C, 32 to 122 °F), and inability to charge in a hazardous location.

  • Page 9: Estimated Battery Life At 20°C (68 °F) In Cpus That Are Always

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 Retention time for smart batteries shows total retention time and sum of expected good and low battery operation. Refer to smart battery operation details. For the rechargeable battery, the backup time indicated is based on full charge. Discontinued products as of March 2015.

  • Page 10: Estimated Battery Life At 20°C (68 °F) In Cpu's That Are Powered Down

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 Batter IC698ACC701A IC698ACC701C & IC695ACC302 IC693ACC302 y→ IC698ACC701B later revisions LIFE (DAYS) Type → Coin-Cell Smart Coin-Cell Smart Auxiliary Auxiliary Good <2. >2.5 <2. Good <2. Good CPU ...

  • Page 11: Cpu Support Of Low Battery Detection

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 IC698ACC701A IC698ACC701C & later IC695ACC302 IC693ACC302 Battery→ LIFE IC698ACC701B revisions (DAYS) Type → Coin-Cell Smart Coin-Cell Smart Auxiliary Auxiliary Good Good Good Good CPU  >2.5V <2.5V Total >2.5V <2.5V...

  • Page 12: Smart Batteries

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 The use of a non-smart battery or a CPU not on this list will result in the low battery detection bits being unreliable. Low/failed battery conditions are indicated by CPU LED operation and %S status bits. For details, refer to Diagnostics in the PACSystems RX7i &...
  • Page 13 PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 compared to the standard memory backup battery (IC698ACC701), the smart battery module has a battery monitoring circuit that enables the user to detect the low battery state before it is completely drained.

  • Page 14: Ic698Acc701C (& Later Revisions)

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 2.4.3 IC698ACC701C (& Later Revisions) The IC698ACC701C smart coin cell battery pack is an enhanced version of the IC698ACC701B battery pack. In addition to providing volatile memory backup for PACSystems CPUs, the smart coin cell battery pack has a battery monitoring circuit that enables the user to detect the low battery state before it is completely drained.
  • Page 15 PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 Operating temperature range 0 to +50ºC (32 to 122°F) Nominal shelf life 3 years at 20ºC (68°F) Operating life @ 50ºC 12 months or 60 charge-discharge cycles Compatible Charger IC690CRG001 Nominal Battery Life...

  • Page 16: Ic690Crg001

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 This unit is not user-serviceable. The IC690RBT001 contains a self-resetting thermal protection device that disconnects the battery if the cell temperature exceeds 90ºC (194 ºF). 2.5.2 IC690CRG001 The IC690CGR001 Battery Charger is intended for use only with the IC690RBT001 rechargeable battery.

  • Page 17: Legacy Batteries

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 Charger Connection WARNING Explosion Hazard - Recharge battery only in a non-hazardous location. Do not connect or disconnect the battery charger unless the area is known to be non-hazardous. The IC690CRG001 battery charger is not certified for use in hazardous locations.

  • Page 18: Ic693Acc302

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 2.6.2 IC693ACC302 The IC693ACC302 Auxiliary Battery module provides an extended backup time for volatile memory on PACSystems CPUs compared to that of the standard memory backup battery (IC698ACC701).

  • Page 19: Battery Installation Instructions

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 CPU Battery Low Indication The IC693ACC302 Auxiliary Battery module will not reliably provide the CPU with a battery low indication. User logic should not rely on any of the battery status bits when using this battery.

  • Page 20: Installation And Replacement

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 charging jack into the threaded connector on the side of the battery and hand tighten the screw lock to secure it. 2.7.3 Installation and Replacement 1. Access the battery compartment on the CPU by opening the door (RX3i) or removing the battery cover (RX7i) - (refer to the following battery installation figures).

  • Page 21: Date Code & Shelf Life

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 Figure 6: RX7i Battery Installation Note: An earlier version RX7i CPU may not have a slot in its battery door. For these CPUs, replace the door (supplied with the IC698ACC701 replacement battery). Date Code &...

  • Page 22: Safe Handling & Disposal

    Batteries that mount within the housing of a module only need to adhere to the installation requirements of that module. 2.10.1 Batteries These products are UL Listed Accessories for the PACSystems RX3i and RX7i family of PLCs and have been evaluated to the following standards for use in ordinary and hazardous areas: • UL 2054 •...

  • Page 23: Charger: Ic690Crg001

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 2 GFK-2741K Feb 2021 2.10.2 Charger: IC690CRG001 This product is a UL Recognized Component and has been evaluated to the following standard for use in ordinary location: UL 60601-1 (UL file E208921) Note: Charger has not been evaluated for use in hazardous areas and therefore should not be used in that environment.

  • Page 24: Energy Packs

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 Section 3: Energy Packs An Energy Pack is used in conjunction with a Controller to preserve user memory in the Controller during power fluctuations or outages. If system power is lost, the Energy Pack maintains power long enough for a Controller to write its user memory contents to nonvolatile memory.

  • Page 25: General Installation Environments

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 Specification Description Output current maximum 2.25 A Backup trip voltage 19 Vdc ±4% (18.24V to 19.76V) Capacitor Pack life 5 years expectancy Environmental Specifications The Energy Pack shall be installed in a location that is not exposed to corrosive gases or liquids, rain, or direct sunlight, and that meets the environmental specifications listed below.

  • Page 26: Hardware Installation

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 3.2.4 Hardware Installation The Energy Pack can be mounted on a standard EN50022 DIN rail or an equipment panel. It is designed to be mounted adjacent to the Controller and connected to the Controller using the provided 12”...

  • Page 27: Cable Connections

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 Figure 8: Drilling Pattern for Direct Panel Mounting 3.2.5 Cable Connections Figure 9: Input Power and Output Power/Control Connections Connecting Input Power to the Energy Pack You will need: •...
  • Page 28 PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 Power Supply Requirements When the Energy Pack is powered by an LPS Class 2, or a Limited Voltage/Current power source, no additional over-current protection is required. Otherwise, power supply branch circuit overcurrent protection of no more than 20 A with a readily accessible disconnect is required, along with supplementary protection ranging from 4 to 7 amps on the output of the power supply.

  • Page 29: Grounding

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 3.2.6 Grounding Proper grounding of this device is essential. All ground wires must be as short as possible and terminate at the same grounding point. Figure 11: Grounding Connections (Example) Energy Packs...

  • Page 30: Cable Diagrams

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 3.2.7 Cable Diagrams IC695CBL001 Used to connect an IC695ACC400 to an IC695CPE302/305/310. Figure 12: IC695CBL001 Note: Pin Location identical for Conn. 1 and Conn. 2 Energy Packs...
  • Page 31 PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 IC695CBL002 Used to connect an IC695ACC402 to an IC695CPE3330. Figure 13: IC695CBL002 Cable Assembly Connections Connector #1 Connector #2 Connector #3 Color 1 *(two wires) WHITE or BLACK Bare drain wire Energy Packs...
  • Page 32 PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 IC695CBL003 Used to connect an IC695ACC403 to an IC695CPE400/CPL410 Figure 14: IC695CBL003 Cable Assembly Connections Connector #1 Connector #2 Connector #3 Color 1827716 1827732 691381030005 WHITE or BLACK (18 AWG) RED (18 AWG) ANY (18 AWG)

  • Page 33: Power-Up

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 3.2.8 Power-Up When power is applied to the Energy Pack, the power-up process goes through the following steps: The IN LED turns on green. The Energy Pack performs a self-diagnostic test. If this test passes, output power to the Controller is turned on and the OUT LED turns on green.

  • Page 34: Backup Operation

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 LED Indications: Special Cases All LEDs blinking in unison: See Firmware Updates. 3.2.10 Backup Operation While the Controller is running, if the input voltage to the Energy Pack falls below 20 Vdc, the Energy Pack will immediately switch to backup power and signal the Controller to initiate a memory backup.

  • Page 35: Diagnostics

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 3 GFK-2741K Feb 2021 CAUTION When hot swapping Cap Packs, do not cycle power until the new Cap Pack is fully charged and operational. Cycling power before the STAT LED on the Cap Pack is solid green can result in Controller memory not being preserved.

  • Page 36: Agency Certifications

    UL 508 and CSA C22.2 No 142 - M1987 Equipment Self-Declaration in accordance with European Directives; Refer to Technical Electromagnetic Support at Compatibility Directive https://www.emerson.com/Industrial- European EMC Automation-Controls/support for EC Declaration of Conformity Note: The agency approvals listed above and on the Declaration of Conformities are believed to be accurate;...

  • Page 37: Pacsystems Rx3I Energy Pack (Ic695Acc400)

    Operating Temperature, surrounding air -25˚C to 60˚C Storage Temperature -40C to +85C (-40°F to 185°F) Humidity 5% to 95%, non-condensing 3.4.2 Installation & Operation Refer to PACSystems RX3i Energy Pack IC695ACC402 Quick Start Guide, GFK-2939. Energy Packs...

  • Page 38: Pacsystems Rx3I Rackless Energy Pack (Ic695Acc403)

    Operating Temperature, surrounding air -40˚C to 70˚C Storage Temperature -40C to +85C (-40°F to 185°F) Humidity 5% to 95%, non-condensing 3.5.2 Installation & Operation Refer to PACSystems RX3i Energy Pack IC695ACC403 Quick Start Guide, GFK-3000. Energy Packs...

  • Page 39: Supercapacitors

    PACSystems™ RX3i Battery & Energy Pack User Manual Section 4 GFK-2741K Feb 2021 Section 4: Supercapacitors Supercapacitors are used in industrial controller technology to provide backup for volatile memory. They provide much higher capacitance than traditional capacitors. They typically store 10 to 100 times more energy per unit volume than electrolytic capacitors. They may be charged up quickly, and can deliver current much more quickly than batteries.

  • Page 40: General Contact Information

    Note: If the product is purchased through an Authorized Channel Partner, please contact the seller directly for any support. Emerson reserves the right to modify or improve the designs or specifications of the products mentioned in this manual at any time without notice. Emerson does not assume responsibility for the selection, use or maintenance of any product.

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