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SMC Networks IT Series Instruction Manual

4-20 ma transmitter
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MODEL 5100-99-IT
IT Series
4-20 mA Transmitter
Version 2.0
APPLICABILITY & EFFECTIVITY
Effective for all Model 5100-99-IT-AL and 5100-99-IT-SS Transmitters manufactured after March 1, 2008
Instruction Manual Part Number T12005
Rev A

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  • Page 1 MODEL 5100-99-IT IT Series 4-20 mA Transmitter Version 2.0 APPLICABILITY & EFFECTIVITY Effective for all Model 5100-99-IT-AL and 5100-99-IT-SS Transmitters manufactured after March 1, 2008 Instruction Manual Part Number T12005 Rev A...
  • Page 2 Model 5100-99-IT 4-20 mA Transmitter THIS PAGE IS INTENTIONALLY LEFT BLANK Contents...

  • Page 3: Table Of Contents

    Model 5100-99-IT 4-20 mA Transmitter TABLE OF CONTENTS PRODUCT DESCRIPTION ..........................1 GENERAL................................1 PRODUCT CONFIGURATION........................1 MODES OF OPERATION..........................1 1.3.1 SENTRY INTERFACE..........................1 1.3.2 MODBUS OPERATION..........................2 1.3.3 ANALOG OPERATION ..........................2 1.3.4 REMOTE ALARM RESET (DIGITAL INPUT) (Figure 3-7) ..............2 1.3.5 OPTIONAL INTEGRAL RELAYS ......................2 1.3.6 MECHANICAL ............................2 1.3.7 ENCLOSURE ............................2 1.3.8 TRANSMITTER ELECTRONICS ......................4...
  • Page 4 Model 5100-99-IT 4-20 mA Transmitter 6.5.4 IF THE TRANSMITTER DISPLAYS “STARTING” FOR MORE THAN 1 HOUR........24 APPENDICES ...............................25 APPENDIX A: SPECIFICATIONS ..........................25 APPENDIX B: MODEL NUMBERS & PARTS LIST ....................26 APPENDIX C: LIMITED WARRANTY ........................27 APPENDIX D: MODBUS MEMORY MAP.........................28 Contents...

  • Page 5: Product Description

    Model 5100-99-IT 4-20 mA Transmitter 1. PRODUCT DESCRIPTION 1.1 GENERAL The Model 5100-99-IT Transmitter is a member of the Information Technology family of gas sensor “IT” transmitters. transmitters offer a broad array of features, including: • Integral alphanumeric LED display •...

  • Page 6: Modbus Operation

    Model 5100-99-IT 4-20 mA Transmitter 1.3.2 MODBUS OPERATION An RS-485 Modbus RTU serial interface allows direct connection to standard PLCs and DCSs. The Transmitter Address Switch (section 3.5) allows the user to select up to 16 different Modbus addresses. Also, an additional 238 Modbus addresses (for a total of 254 different Modbus Addresses) are available via menu selection.
  • Page 7 Model 5100-99-IT 4-20 mA Transmitter Figure 1-1 Model 5100-99-IT-AL & SS Transmitter – Aluminum & Stainless Steel Enclosure, Dimensions Page: 3...

  • Page 8: Transmitter Electronics

    Model 5100-99-IT 4-20 mA Transmitter Figure 1-3 Model 5100-99-IT Transmitter – Mounting Options 1.3.8 TRANSMITTER ELECTRONICS Electronic Assembly consist of one top transmitter board (connected to the cover plate) and a lower interface board. Connectors for wiring for power, signal interface and alarm relays are located on the interface board assembly INTERCONNECT WIRING Not supplied with the transmitter, but necessary to the installation and operation is the multi conductor...

  • Page 9: Cautions & Warnings

    Model 5100-99-IT 4-20 mA Transmitter 2. CAUTIONS & WARNINGS INTRODUCTION Although Transmitter is designed and constructed for installation and operation in industrial applications including "hostile" environments, caution should be taken to insure that the installation is made in compliance with this instruction manual and that certain procedures and conditions are avoided. This chapter discusses the necessary cautions.
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  • Page 11: Installation

    Model 5100-99-IT 4-20 mA Transmitter 3. INSTALLATION NOTE All transmitters are factory are pre-configured and calibrated. Identify all components during unpacking and install using the factory configuration. 3.1 TRANSMITTER LOCATIONS Select locations for each transmitter so that they are placed in areas accessible for calibration. 3.2 WIRING 3.2.1 ANALOG 4-20 mA OPERATION The 4-20 mA output for the 5100-99-IT can be either 3-wire or 4-wire operation.
  • Page 12 Model 5100-99-IT 4-20 mA Transmitter PCB Label Function Switch IN + Digital Input SW + IN - Digital Input SW - 4-20 IN + 4-20 mA Input + IN - 4-20 mA Input - Ground 4-20 OUT + 4-20 mA Output + OUT - 4-20 mA Output - PCB Label...

  • Page 13: Transmitter And Sensor Installation

    Model 5100-99-IT 4-20 mA Transmitter 3.4 TRANSMITTER ADDRESS SWITCH For digital interface applications the module address switch (or Modbus node) Figure 3-1 must be set per Table 3-2: OSITION DDRESS OSITION DDRESS Sensor 1 Sensor 09 Sensor 2 Sensor 10 Sensor 3 Sensor 11 Sensor 4...
  • Page 14 Model 5100-99-IT 4-20 mA Transmitter Figure 3-2 Interface Board Connectors Figure 3-3 RS-485: Termination, BIAS Jumper Page: 10...
  • Page 15 Model 5100-99-IT 4-20 mA Transmitter Figure 3-4 4-20mA Circuit Types Page: 11...
  • Page 16 Model 5100-99-IT 4-20 mA Transmitter Figure 3-5 4-20mA Circuit Type Connections for 5100-99-IT Page: 12...
  • Page 17 Model 5100-99-IT 4-20 mA Transmitter 5100-99-IT TO SENTRY 5100-99-IT TO MODBUS DEVICE Figure 3-6 Wiring Connections for Modbus and Sentry Interface Page: 13...

  • Page 18: Transmitter Address Switch

    Model 5100-99-IT 4-20 mA Transmitter 5100-99-IT Remote Alarm Reset (Unsupervised) (Dry contact only unpowered) 4.7K OHM (CUSTOMER SUPPLIED) SWITCH IN SWITCH IN 5100-99-IT Remote Alarm Reset (Supervised) 100-05-IT REMOTE ALARM RESET (SUPERVISED) Figure 3-7 Wiring Connections for Remote Alarm Reset Page: 14...

  • Page 19: Operation

    Model 5100-99-IT 4-20 mA Transmitter 4. OPERATION 4.1 INTRODUCTION – HUMAN-MACHINE INTERFACE SYSTEM The transmitter utilizes a visual menu system operated by means of a magnet. A magnetic tool (5358-50) is supplied for this purpose. The menu system is used to configure alarm set-points, calibrate the transmitter, and for maintenance procedures and alarms acknowledge.

  • Page 20: Main Menu

    Model 5100-99-IT 4-20 mA Transmitter 4.3 MAIN MENU Table 4-1 describes the primary man-machine interface operation (The blackened box is the selected menu function). Function Display Description Reference Mode Switch [M] Enter Switch [E] Switch [▲] Previous Menu Down Switch [▼] Next Menu 5100-99 First screen at power up: Model No.

  • Page 21: Configure Set-Points

    Model 5100-99-IT 4-20 mA Module 4.4 CONFIGURE SET-POINTS The transmitter set-points menu is used to initially set-up the alarm set points, relay actions, range, 4-20 mA action and RS-485/Sentry address and baud rates. • Alarm Set-points: Once the Set-up menu is selected, press [E] to activate the Alarm Set-point screen.
  • Page 22 Model 5100-99-IT 4-20 mA Module Function Display Description Reference --0%LEL- Default Display Mode ALMRSET: Mode Function - Alarm Reset Mode CALIB:-- Mode Function - Calibrate Mode SETUP:--- Mode Function - Set Point Adjustments Enter Alarms S.P. Function - Alarm Adjust * A Below Down Relays...
  • Page 23 Model 5100-99-IT 4-20 mA Module Range Adjustment Example Enter Range S.P. Function - Range Adjust Enter *100 PPM Select [E] to select or to select another and press [E] Down 10 PPM Press [E] if selecting 0-10 PPM range Down USER Press [E] if selecting User adjustable range Enter...

  • Page 24: Maintenance Functions

    Model 5100-99-IT 4-20 mA Module 4.5 MAINTENANCE FUNCTIONS The maintenance menu enables the operator to view sensor and software versions. Sierra Monitor technical support has access to other values as needed. The maintenance menu operation is described in Table 4-4. Function Display Description...

  • Page 25: Calibration

    Model 5100-99-IT 4-20 mA Module 5. CALIBRATION 5.1 CALIBRATION FREQUENCY The 5100-99-IT has been calibrated in the factory prior to shipment. It is recommended that the user check calibration before placing in service. Periodic functional tests are advisable for critical applications and hostile environments.

  • Page 26: Sensor Exposure To Gas

    Model 5100-99-IT 4-20 mA Module 5.3.1 SENSOR EXPOSURE TO GAS Calibration gas must be delivered to the sensor using the flow rate and duration specified by the sensor manual. Function Display Description Reference XXXPPM Default Display Mode ALMRSET: Mode Function - Alarm Reset Mode CALIB:-- Mode Function - Calibrate...

  • Page 27: Service

    Model 5100-99-IT 4-20 mA Module 6. SERVICE 6.1 TRANSMITTER CONFIGURATION The transmitter is comprised of the following sub-assemblies (Figure 6-1): 5100-99-IT Transmitter SPL21810 Aluminum Enclosure SPL21823 316SS Enclosure SPL21824 Transmitter Assembly 6.2 ENCLOSURE REPLACEMENT Figure 6-1 Transmitter Components The enclosure should be replaced if the cover threads or conduit threads have been damaged, or if the enclosure has been damaged sufficiently that it no longer meets the required NEMA classification.

  • Page 28: Transmitter Replacement

    Model 5100-99-IT 4-20 mA Module 6.3 TRANSMITTER REPLACEMENT The transmitter assembly should be replaced when it is determined that it is unreliable, noisy or cannot be adjusted for calibration. This may occur due to age, corrosion or failed components. To replace the transmitter assembly: a.

  • Page 29: Appendices

    Specifications subject to change without notice Ordering Information: 5100 IT - 5100 Series -99=4-20mA - IT Series - Al (Aluminum Enclosure) - 01 Sentry, RS-485, 4-20mA, & Digital Input - SS (Stainless Steel) - 02 = Sentry, RS-485, 4-20mA, Digital Input & Relays Page: 25...

  • Page 30: Appendix B: Model Numbers & Parts List

    Model 5100-99-IT 4-20 mA Module APPENDIX B: - MODEL NUMBERS & PARTS LIST 5100-99-IT-AL-01 4-20 mA Transmitter, AL Transmitter 5100-99-IT-AL-02 4-20 mA Transmitter, Relay, AL 5100-99-IT-SS-01 4-20 mA Transmitter, SS 5100-99-IT-SS-02 4-20 mA Transmitter, Relay, SS SPL21824 Transmitter Spare Parts SPL21810 Enclosure, Transmitter, Aluminum SPL21823...

  • Page 31: Appendix C: Limited Warranty

    Model 5100-99-IT 4-20 mA Module APPENDIX C: LIMITED WARRANTY SIERRA MONITOR CORPORATION warrants its products to be free from defects in workmanship or material under normal use and service for two years after date of shipment. SMC will repair or replace without charge any equipment found to be defective during the warranty period.

  • Page 32: Appendix D: Modbus Memory Map

    Model 5100-99-IT 4-20 mA Module APPENDIX D: MODBUS MEMORY MAP Read Register Table Register Description Comments 40001 Concentration Gas Concentration multiplied by 100 40002 Temperature Temperature in degrees Celsius scaled by a factor of 100 40003 High Alarm Relay Boolean indicating the High Alarm Status, 0 No Alarm, 1 High Alarm 40004 Low Alarm Relay Boolean indicating the Low Alarm Status, 0 No Alarm, 1 Low Alarm...
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