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HIM HART® Interface Module

HIM HART® Interface Module

HIM HART® Interface Module

Product catalog summary
Introduction
The Smart HART® Loop Interface and Monitor (HIM) enhances smart HART multivariable transmitters and valves by converting HART digital signals into 4-20mA analog signals, enabling additional process variable measurements without extra wiring.
Features
  • Extracts up to three analog signals from multivariable transmitters or valve parameters.
  • Configurable high/low process and loop diagnostic alarms.
  • Operates as a Primary or Secondary Master, or in "Listen" Mode.
  • Supports Normal and Burst HART Modes.
  • Includes a large 5-digit display for process variables and fault conditions.
  • Provides isolated output channels to protect against ground loops and noise.
Functionality
The HIM allows continuous monitoring of non-primary variables from smart HART devices, crucial for process quality and safety. It can monitor any HART-compatible device, including mass flow transmitters, temperature transmitters, and valve positioners.
Alarm and Diagnostic Capabilities
  • Offers process high/low alarms based on HART digital information.
  • Monitors HART instrument diagnostics and triggers alarms for various fault conditions.
  • Supports device-specific "Additional Status Byte" alarms for advanced diagnostics.
Valve Monitoring and Testing
The HIM facilitates smart valve monitoring and online testing of Emergency Shutdown (ESD) valves, ensuring operational readiness without process disruption.
Network Compatibility
The HIM operates in both analog and digital HART networks, supporting up to 15 instruments in a multidrop configuration. It can convert HART signals to MODBUS RTU for integration with control systems.
Configuration and Setup
Using Intelligent PC Configuration Software, the HIM can be programmed quickly for various parameters, including HART settings, analog outputs, alarms, and display options. The software includes a HelpMap Navigation System for easy setup and troubleshooting.
Operating Modes
  • Primary Master: Used when no HART master is present on the loop.
  • Secondary Master: Configured when a HART-based control system is the Primary Master.
  • "Listen" Mode: Allows the HIM to passively monitor a loop with both a Primary and Secondary Master.
Operational Modes
  • Normal Mode: The HIM polls the HART instrument twice per second for process and diagnostic status.
  • Burst Mode: The HART instrument continuously transmits data, which the HIM samples three times per second.
Specifications
  • Input Accuracy: Reflects the accuracy of the HART field device.
  • Input Impedance: 150 ohms in transmit mode; less than 5 kohms in receive mode.
  • Output Accuracy: ±0.015% of maximum output span (20mA).
  • Output Response Time: Less than 120 milliseconds.
  • Isolation: 500Vrms channel-to-channel; 1000Vrms between case, input, outputs, and power terminals.
  • Load Capability: 0-20mA, 1100 ohms maximum.
Alarm Outputs
  • Digital Response Time: 500 milliseconds in Normal Mode; 333 milliseconds in Burst Mode.
  • Alarm Trip Delay: Programmable from 0-120 seconds.
MODBUS Outputs
  • Protocol: Standard MODBUS RTU over RS-485.
  • Address Range: Configurable from 1 to 247.
  • Baud Rate: Supports 300 to 19.2k baud rates.
Environmental Conditions
  • Operating & Storage Range: -40°C to +85°C.
  • Display Range: -25°C to +85°C.
  • Relative Humidity: 0-95%, non-condensing.
Accessories
Each HIM order includes Intelligent PC Configuration Software and a configuration cable. Additional parts can be ordered using specified part numbers.
Ordering Information
The document provides a detailed guide on ordering the HIM with various configurations, including options for analog outputs, MODBUS communications, and alarm outputs.
Installation Dimensions
Detailed dimensions and terminal designations are provided for proper installation and wiring.
See more

Catalog excerpts

HIM HART® Interface Module-1

January 2005 Data Sheet 9.80 The HIM HART Loop Interface and Monitor unlocks the full potential of new and in-place smart HART multivariable transmitters and valves. Converts HART to 4-20mA Signals The HIM allows up to three additional analog process variable measurements from a smart device with no additional process penetrations or wiring. Take Full Advantage of ΓLegacy Instruments The HIM lets you leave trusted (and paid for) smart HART transmitters and valves in place, yet still take advantage of all the information they have to offer. Works With Every Smart HART Device With a very simple PC program, the HIM programs in minutes to interface with every HART-compatible monitoring and control device: > The HIM HART Loop Monitor features a compact metalhousing that mounts on a standard DIN-rail or on a surface ԕ Multivariable Mass Flow Transmitters > Dual-Sensor Temperature Transmitters ՕBreak OutӔ up to three analog signals. High/Low process and loop diagnostic alarms. Sets up as a Primary or Secondary Master, or inՓListen Mode. The HIMprovides additional analog signals proportional to a multivariable transmitterԒs primary, second, third or fourth variables, or to user-selectable valve parameters such as stem position. Pressure Transmitters Two relays individually configure to respond to high or low process conditions, or trip when transmitter diagnostics or loop fault conditions are sensed.Օ User configurable to act as aHART Master, or in passive ListenӔ Mode (see Page 5 for details). Coriolis, Magnetic, Ultrasonic and Vortex FlowMeters ՕIsolated output channels. Normal or Burst HART Modes. Delivers superiorprotection against the harmful effects of ground loops and other plant noise. The HIM can beset to monitor smart HART instruments operating in either Normal (Poll/Response) Mode or in Burst Mode (see Page 5 for details).Օ Large, 5-digit display. Shows a selected processvariable in engineering units (input or output) or toggles between any two variables. The display also provides on-site indication of HART instrument fault conditions. pH Transmitters Օ Radar and Hydrostatic Level Transmitters Valve Positioners and Damper Operators > Certifications Canadian Standards Association (CSA-IntՒl) General/Ordinary Locations Non-Incendive Apparatus (except -1PRG models) Class I , Division 2, Groups A, B, C, D Temperature Code: T5@70C Max. Op. Amb. CE Conformant ЖEMC Directive 89/336/EECEN 61326 2005 Moore Industries-International, Inc. 224-710-07D Page 1 size="-2">

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HIM HART® Interface Module-2

Control System(DCS or PLC) HART Communicator can be connected anywhere along the 4-20mA loop(HART Secondary Master) 4-20mA Representing the Primary Variable (Mass Flow) HART Digital Signal Carrying Primary, Second, Third or Fourth Variable Process Data, and Instrument Diagnostic Information 4-20mA Proportional to 2nd Variable (DP) 4-20mA Proportional to 3rd Variable (P) 4-20mA Proportional to 4th Variable (T) High Alarm in Response to 4th Variable (T)HART Transmitter Fault Alarm HIM HART Interface Module"Breaks Out" Data fromSmart HART Instruments(HART Primary Master) > NOTES: 1. A HART loop...

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HIM HART® Interface Module-3

Table 1. Typical process data (primary and non-primary) available within the digital signal of smart HART devices* Monitor HART Instrument Diagnostics ΗUsing theField Device Status Byte data that is available in HARTs digital information, the HIM can be set to initiate an alarm if any of the following fault condi- tions are detected:ҕSmart Device Configuration ChangedPrimary Variable Out of Limits ՕNon-Primary Variable Out of Limits Primary Variable Analog Output Out of Limits ՕPrimary Variable Analog Output Fixed Cold Start ՕField Device Malfunction More Status Available > Device Type Typical...

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HIM HART® Interface Module-4

The HIM HART Loop Interface also monitors smart HART valve positioners and damper operators. Its 4-20mA analog outputs can be used to keep track of important parameters such as valve stem position, actuator pressure or temperature. Alarm (relay) outputs can also be set to alert of a smart valve condition such as valve position (open/closed), low actuator pressure, and positioner temperature (high/low). With the MB or MB1AO output types,the HIM converts the HART digital signal to a MODBUS RTU output (Figure 3). This allows HART devices to interface directly with control systems using the MODBUS...

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HIM HART® Interface Module-5

Figure 4. In just a few minutes, you can set up the HIM using oursingle window Intelligent PC Configuration Software > ListenӔ Mode If the loop has a Primary and SecondaryMaster, the HIM can be set in דListen Mode. In this mode, the HIM can be added to a loop with a Primary and Secondary HART Master because it connects passively without assuming the role of a Master (Figure 5). In ԓListen Mode, the HIM continuously samples HART data from a smart instrument without affecting normal loop operation. Secondary Master ԗWhen a HART-based control system,such as an Asset Management System, is acting...

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HIM HART® Interface Module-8

TOP (T)TERMINALS BOTTOM (B)TERMINALS > T1T2T3 B2 T4T5T6 T7T8T9 T10T11T12 COM HART INTERFACEMODULE READYINPUT TRIP 2TRIP 1 ADDR INPUT / OUTPUT T1T2T3T4T5T6T7T8T9T10T11T12 TXTX TX TX +IN+IN +IN +IN ΖININ-ININ No Label+ISource(AO2)+ISource(AO2) ֖I Sink(AO2)I Sink(AO2) +ISource(AO1)+ISource(AO1) HART Input, 2 Analog Outputs (2AO)HART Input, 3 Analog Outputs (3AO)HART Input, 2 MODBUS Oututsand 1 Analog Output (MB1AO)HART Input, 2 MODBUS Outputs (MB) ֖I Sink(AO3)I Sink(AO)֖ISourceor+I Sink(AO3)ISourceor+I Sink(AO) +ISource(AO3)+ISource(AO) > AMODBUS2AMODBUS2 BMODBUS2BMODBUS2 SMODBUS2SMODBUS2 AMODBUS1AMODBUS1...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.