Rockwell-automation 1758-RTU202 DataSite Hardware User Manual User Manual

DataSite Electronic Flow Meter and Remote Terminal UnitCatalog Numbers 1758-FLO301, 1758-FLO302, 1758-RTU201, 1758-RTU202Hardware User Manual

Publication 1758-UM001D-EN-P - June 201110 OverviewNotes:

11 Publication 1758-UM001D-EN-P - June 2011Chapter 2Installing the ControllerThis chapter shows you how to install the DataSite controller. The only t

Publication 1758-UM001D-EN-P - June 201112 Installing the ControllerLocate your controller as far as possible from power lines, load lines, and

Publication 1758-UM001D-EN-P - June 2011Installing the Controller 13Use only the following communication cables in Class I, Division 2 hazardou

Publication 1758-UM001D-EN-P - June 201114 Installing the ControllerDisconnecting Main PowerThe main power disconnect switch should be located

Publication 1758-UM001D-EN-P - June 2011Installing the Controller 15Power DistributionThere are some points about power distribution that you s

Publication 1758-UM001D-EN-P - June 201116 Installing the ControllerInput States on Power DownThe power supply hold-up time as described above

Publication 1758-UM001D-EN-P - June 2011Installing the Controller 17Master Control RelayA hard-wired master control relay (MCR) provides a reli

Publication 1758-UM001D-EN-P - June 201118 Installing the ControllerUsing Emergency-Stop SwitchesWhen using emergency-stop switches, adhere to

Publication 1758-UM001D-EN-P - June 2011Installing the Controller 19Controller Mounting DimensionsThe dimensions of the DataSite controller are

Important User InformationSolid state equipment has operational characteristics differing from those of electromechanical equipment. Safety Guidelines

Publication 1758-UM001D-EN-P - June 201120 Installing the ControllerMounting the ControllerDataSite controllers are suitable for use in an indu

Publication 1758-UM001D-EN-P - June 2011Installing the Controller 214. Slide the clamp out while pushing the controller fully onto the DIN rail

Publication 1758-UM001D-EN-P - June 201122 Installing the ControllerNotes:

23 Publication 1758-UM001D-EN-P - June 2011Chapter 3Wiring the ControllerThis chapter describes how to wire the DataSite controller.Connectors on the

Publication 1758-UM001D-EN-P - June 201124 Wiring the ControllerUpper BoardWiring RequirementsThis section contains recommendations and instruc

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 25• Allow for at least 50 mm. (2 in.) between I/O wiring ducts or terminal strips

Publication 1758-UM001D-EN-P - June 201126 Wiring the ControllerUsing Surge SuppressorsBecause of the potentially high current surges that occu

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 27If the outputs are DC, we recommend that you use an 1N4004 diode for surge supp

Publication 1758-UM001D-EN-P - June 201128 Wiring the ControllerRecommended Surge SuppressorsUse the Allen-Bradley surge suppressors shown in t

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 29Grounding the ControllerIn solid-state control systems, grounding and wire rout

3 Publication 1758-UM001D-EN-P - June 2011Table of ContentsTable of ContentsPrefaceWho Should Use this Manual . . . . . . . . . . . . . . . . . . . .

Publication 1758-UM001D-EN-P - June 201130 Wiring the ControllerI/O WiringFor the orifice plate metering (AGA3), the input signals are differen

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 31Wiring for Analog Input (AI)The analog input circuits are equipped with overvol

Publication 1758-UM001D-EN-P - June 201132 Wiring the ControllerMinimizing Electrical Noise on Analog ChannelsInputs on analog channels employ

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 33Wiring for Digital Input (DI)Keep the DI effective high level input voltage ran

Publication 1758-UM001D-EN-P - June 201134 Wiring the ControllerWiring for Digital Output (DO)The DO output is in the form of FET outputs. The

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 35Wiring for Pulse Count Input (PI)Counter inputs operate as DC inputs or as high

Publication 1758-UM001D-EN-P - June 201136 Wiring the ControllerRS232 DB-9P ConnectorWhen using RS232 serial connection, connect the interface

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 37All of the peripheral connecting wires of RS232 should be shielded cables. The

Publication 1758-UM001D-EN-P - June 201138 Wiring the ControllerRS232 DTE to RS232 DTE with HandshakingSome DTE (Data Terminal Equipment) requi

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 39Wiring for RS485 Serial CommunicationsRS485 PortThe following table shows the s

Publication 1758-UM001D-EN-P - June 20114 Table of ContentsPower Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Publication 1758-UM001D-EN-P - June 201140 Wiring the ControllerRS485 Two-wire Connection ModeWhen the RS485 port uses a 2-bit fixed connecting

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 41Termination Resistors120-ohm termination resistors are required on each of the

Publication 1758-UM001D-EN-P - June 201142 Wiring the ControllerHART1 or HART2 point-to-point wiringWiring for Ethernet CommunicationWhen using

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 43Ethernet RJ-45 connectorThe receptacle (P8) of the RJ-45 module is the connecti

Publication 1758-UM001D-EN-P - June 201144 Wiring the ControllerEthernet to PCThe Ethernet cable connecting the RJ-45 connector of the DataSite

Publication 1758-UM001D-EN-P - June 2011Wiring the Controller 45Wiring for Wake Up modeTo reduce power consumption in unattended or solar-power

Publication 1758-UM001D-EN-P - June 201146 Wiring the ControllerNotes:

47 Publication 1758-UM001D-EN-P - June 2011Chapter 4Operating the ControllerThis chapter describes the modes of operation for the DataSite controller.

Publication 1758-UM001D-EN-P - June 201148 Operating the ControllerSleep ModeSleep mode is available on 1758-RTU controllers only. 1758-FLO con

Publication 1758-UM001D-EN-P - June 2011Operating the Controller 49Power ControlLED Power ControlLighting the LEDs on the DataSite controller b

5 Publication 1758-UM001D-EN-P - June 2011PrefaceRead this preface to familiarize yourself with the rest of the manual. It provides information concer

Publication 1758-UM001D-EN-P - June 201150 Operating the ControllerEthernet Power ControlThe Ethernet port on the DataSite controller board con

Publication 1758-UM001D-EN-P - June 2011Operating the Controller 51Real-Time ClockThe real-time clock of the DataSite controller provides the t

Publication 1758-UM001D-EN-P - June 201152 Operating the ControllerAssigned Modbus Register Addresses of I/O SignalsThe I/O points of the contr

Publication 1758-UM001D-EN-P - June 2011Operating the Controller 53For 2AO (4…20 mA):Scan Settings of Equipment Connected with COMsThere are 1R

Publication 1758-UM001D-EN-P - June 201154 Operating the ControllerLithium BatteryThe DataSite controller uses a lithium battery that allows th

Publication 1758-UM001D-EN-P - June 2011Operating the Controller 55If the battery voltage should drop below 2.0 V, contact your Rockwell Automa

Publication 1758-UM001D-EN-P - June 201156 Operating the ControllerFollow these steps to remove the battery.1. Remove the cover by first removi

Publication 1758-UM001D-EN-P - June 2011Operating the Controller 573. Use a flat-blade screwdriver to pry the battery out from under the clamp.

Publication 1758-UM001D-EN-P - June 201158 Operating the Controller5. Replace the board onto the standoffs. 6. Replace the cover, and fasten th

59 Publication 1758-UM001D-EN-P - June 2011Appendix ASpecificationsThis appendix provides the following information:• Controller Specifications• Flow

Publication 1758-UM001D-EN-P - June 20116 PrefaceCommon Techniques Used in this ManualThe following conventions are used throughout this manual

Publication 1758-UM001D-EN-P - June 201160 Specifications CPUAttribute ValueProcessor 32-bit ARM processor30 MHz clock frequencyIntegrated w

Publication 1758-UM001D-EN-P - June 2011Specifications 61Digital OutputAttribute ValuePower supply 12V…24V DCContinuous current per point200 mA

Publication 1758-UM001D-EN-P - June 201162 SpecificationsAnalog OutputAttribute ValueDigital/Analog (D/A) resolution16-bitPower supply Successi

Publication 1758-UM001D-EN-P - June 2011Specifications 63RS232Attribute DescriptionCOM port RS232 serial port (COM1, COM2)Data Terminal Equipme

Publication 1758-UM001D-EN-P - June 201164 SpecificationsEthernetAttribute DescriptionCOM port RJ45Communication rate 10 M/100 M bit/sCable len

Publication 1758-UM001D-EN-P - June 2011Specifications 65CertificationsCertification (when product is marked)(1)Valuec-UL-us UL Listed Industri

Publication 1758-UM001D-EN-P - June 201166 SpecificationsFlow Measurement ParametersThe flow measurement specifications apply to 1758-FLO DataS

Rockwell Otomasyon Ticaret A.Ş., Kar Plaza İş Merkezi E Blok Kat:6 34752 İçerenköy, İstanbul, Tel: +90 (216) 5698400Publication 1758-UM001D-EN-P - Jun

7 Publication 1758-UM001D-EN-P - June 2011Chapter 1OverviewIntroductionThe Allen-Bradley DataSite controller is an excellent remote terminal unit for

Publication 1758-UM001D-EN-P - June 20118 Overview1758-FLO DataSite controllersIn addition to the features listed in preceding sections, the 17

Publication 1758-UM001D-EN-P - June 2011Overview 9• Working temperature of -40…70 °C, humidity: 5…95% RH, which is applicable for a range of di