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Bently 3500/20 Rack Interface Module

Description

The Rack Interface Module (RIM) is the primary interface to the 3500 rack. It

supports a proprietary protocol used to configure the rack and retrieve

machinery information. The RIM must be located in slot 1 of the rack (next to the

power supplies).

The RIM supports compatible Bently Nevada external communications

processors such as TDXnet, TDIX, and DDIX. While the RIM provides certain

functions common to the entire rack, the RIM is not part of the critical monitoring

path and has no effect on the proper, normal operation of the overall monitoring

system. One RIM is required per rack.

For Triple Modular Redundant (TMR) applications, the 3500 System requires a

TMR version of the RIM. In addition to all the standard RIM functions, the TMR RIM

also performs “monitor channel comparison.” The 3500 TMR configuration

implements monitor voting using the setup specified in the monitor options.

Using this method, the TMR RIM continually compares the outputs from three (3)

redundant monitors. If the TMR RIM detects that the information from one of

those monitors is no longer within a configured percentof the information of the

other two monitors, it will flag that the monitor is in error and place an event in

the System Event List.

ABB MB3000-CH90 Laboratory Gas Analyzer Features

MB3000-CH90 features

The MB3000-CH90 Laboratory Gas Analyzer is

designed to offer a unique combination of sensitivity, robustness and simplicity. An innovative and

unique interferometer design is at the core of the

instrument. This latest advancement in interferometer technology is extremely modular and compact

and is combined with a patented 24-bit sampling

algorithm for optimal dynamic range. The permanently aligned optics with a Jacquinot stop in the

interferometer output beam ensure an accurate

and stable line shape as well as wavelength and

resolution stability.

As result, the MB3000-CH90 offers an outstanding

spectroscopic performance enabling ppb level gas

analyzes with a standard DTGS detector. In addition,

the analyzer can also be fitted with an optional and

hot-swappable liquid nitrogen-cooled MCT detector

for applications requiring higher sensitivity or

measurement speed.

While the exceptional stability of the double-pivot

interferometer principle ensures reproducible data,

the permanently aligned optics do not require

re-alignment and the interferometer has a lifetime

warranty. The MB3000-CH90 is also an instrument

with minimal cost-of-ownership: the pre-aligned

source module with electronic stabilization does

not require replacement for 10 years, and the diode

laser-based metrology module does not require any

scheduled maintenance. These unique features are

combined with an extensive instrument built-in

health monitoring program.

ABB MB3000-CH90 Maintenance-free laboratory FT-IR gas analyzer Overview

The MB3000-CH90 gas analyzer provides fast and accurate FT-IR critical gas measurements down to ppb levels in a user-friendly environment. 

Overview

This high performance and maintenance-free spectrometer is typically used in R&D or QA/QC laboratories for checking gas purity, controlling gas mixing and composition or performing unknown components speciation.

The heated gas cell can be easily swapped and replaced with other sampling accessories, making the MB3000-CH90 a flexible and versatile tool for any laboratory.

The MB3000-CH90 provides fast and accurate gas measurements in a user-friendly environment. The Horizon software enables the use of commercial or personalized spectral libraries for unknown gas identification and the heatable gas cell can be tuned for either long or short pathlength applications.

ABB‘s tight manufacturing tolerances and specifications for analyzer-to-analyzer matching permit laboratory development of calibrations which are routinely transferred to ABB process instruments.

Data

Typical applications of the MB3000-CH90 are found in both R&D and QA/QC laboratories, for example checking gas purity, controlling gas mixing and composition or performing unknown components specification. The MB3000-CH90 is also used for fast off-line analysis of grab samples obtained from airborne or process gases.

This latest advancement in interferometer technology is extremely modular and compact and is combined with a patented 24-bit sampling algorithm for optimal dynamic range. The permanently aligned optics with a Jacquinot stop in the interferometer output beam ensure an accurate and stable line shape as well as wavelength and resolution stability.

As result, the MB3000-CH90 offers an outstanding spectroscopic performance enabling ppb level gas analyzes with a standard DTGS detector. In addition, the analyzer can also be fitted with an optional and hot-swappable liquid nitrogen-cooled MCT detector for applications requiring higher sensitivity or measurement speed.

ABB MBGAS-3000CH process gas analyzer

MBGAS-3000CH features

The MBGAS-3000CH is designed for continuous

24/7 operation without need for operator intervention.

A comprehensive health monitoring program

runs continuously in the background to ensure that

all measurements are correct at any time. Efficient

optics of the MBGAS-3000CH provide an excellent

signal-to-noise performance, so that the detector

does not require cooling for extra-sensitivity.

This greatly enhances the reliability and simplicity

of the FT-IR measurement compared with process

analyzers that require liquid nitrogen-cooled or

Stirling-cooled detectors. Furthermore, all optical

components are non-hygroscopic therefore avoiding moisture damage, eliminating the need for

desiccant and reducing maintenance requirements.

ABB FT-IR Gas Analyzer MBGAS-3000

Overview

Dedicated Solution for Monitoring Gases 

This instrument can easily be integrated into a continuous emission monitoring solution.

Based on Fourier-transform infrared (FTIR) technology, the MBGAS-3000 Analyzer provides exceptional stability, sensitivity, and photometric accuracy.

• Based on hot/wet sample extraction. No sample treatment other than dust filtering required. 

Maintain sample integrity with no need for sample dilution.

[NOTE: Can be interfaced with existing dry sample systems.]

• High-end analytical performance that complies with emission monitoring regulations. 

Pre-defined analysis for combustion monitoring processes with focus on waste incineration, process, and power emissions.

• Minimum commissioning time – design target for single-point calibration per gas range – including water. Flexible, with the multi-range support capabilities.

• Low maintenance costs thanks to the long-lasting IR source, field serviceable modules, and maintenance-free interferometer.

• Fast response time due to the long and short path cell low-volume design.

• Highly reliable analyzer with state-of-the-art embedded software implementation.

• Simplified integration: Wall or 19” rack mount (rack mount may require adjustment).

• Modular design for in-field serviceability.

• Minimal commissioning and maintenance.

• Robust software design for very high reliability.

• Pre-defined multi-component analysis for emission monitoring.

• Designed to meet performance requirements in compliance with standard EN15267-3:2008-3.

• Unit reports calibrated engineering values with embedded processing. 

Multilin MLJ Synchronism Check Relay Application

DESIGN CHARACTERISTICS

Measurement accuracy

The differential angle measurement of the MLJ is high precision and is limited solely by errors in available

voltage transformers.

The measurement of the angle is practically independent of the voltage.

In the MLJ the measurement is obtained via a numerical calculation done on digital voltage samples, thus

achieving high precision. This allows for a rating of 2º, which is clearly better than the possible rating using

other technologies.

Influence of harmonics

The pillar of the MLJ measurement calculation is the discrete Fourier transform, which is in essence a

harmonics filter. For this reason the voltage and line measurements are not affected by frequencies other

than the fundamental.

The rejection of harmonics is added to the independence of measurements, both magnitude and phase,

relative to frequency signal variations, which is very important in a synchronism checking relay which, by its

own nature, works in variable frequencies.

Given that in power systems, synchronization or synchronism checking is carried out in a steady state, that

is with voltage magnitudes near or equal to the rated value, close enable is not emitted for very low voltages.

Therefore, for voltage of less than 9 volts, the relay stops measuring phase and frequency, not giving

permission to close under such conditions.

The MLJ also offers additional insensitivity to frequency measurement concerning harmonics, since this is

done via a hardware circuit, a zero-cross detector, with an intrinsic harmonics filter. Furthermore, it has a

software filter which operates by double-period measurement, both between the rising and falling edges,

averaging them out and allowing for better performance of algorithm frequency (improving security and

response).

Multilin MLJ Synchronism Check Relay DESCRIPTION

DESCRIPTION

The main applications of the MLJ are:
• Connecting a generator to the system.
• Re-establishing the connection between two parts of the system.
• Manual closing of circuit breakers
• Automatic reclosing of a breaker after a relay trip.
The MLJ is a digital synchronism-checking relay that measures bus and line voltages.

It tests:
• Voltage difference
• Frequency slip
• The phase angle between both voltages
The equipment provides an output to enable to close the circuit breaker when all of the values fall within the set limits and remain there for the duration of time chosen for the setting. In the event that all the conditions have not been met, after one minute the equipment gives off a signal showing a failure of closing conditions.
The relay functions in two modes:
• Continuous mode: In this mode synchronism is checked continuously.
• Manual mode: This is activated when voltage is applied through a manually activated input, thus
beginning synchronism control when voltage applied through another digital input for initial checking.

ABB industrial drives ACS800, single drives 0.55 to 5600 kW

ABB industrial drives

ABB industrial drives are designed for industrial applications,

and especially for applications in process industries such as

the pulp & paper, metals, mining, cement, power, chemical,

and oil & gas. ABB industrial drives are available both as

complete AC drives and as modules to meet the requirements

of the users, OEMs and system integrators. These drives are

highly flexible AC drives that can be configured to meet the

precise needs of industrial applications, and hence orderbased configuration is an integral part of the offering. 

Thecomplete drives and drive modules cover a wide range of

powers and voltages, including industrial voltages up to

690 V. ABB industrial drives come with a wide range of builtin options. 

A key feature of these drives is programmability,

which makes adaptation to different applications easy.

ABB Advant Controller 400 serie

StepUp is program of ABB’s for upgrading

older process control equipment to the

latest Advant OCS solutions at particularly

favorable terms. The theme of the program

varies from time to time; this time the turn

has come to users of MasterPiece 200⁄1

controllers to upgrade to the latest Advant

Controller 400 series process controllers, at

substantially reduced prices.

You gain performance; Count on three to

five times the speed of your current

machine(s) (vs. Advant Controller 450) and

multiple amounts of more memory.

Higher processing speed and more

memory means more work done faster, as

well as more space for trend data storage.

You gain functionality; Advant Controller

400 series offers a number of important

functional improvements, e.g.:

• Support for a number of new, popular

communication protocols, e.g. Advant

Fieldbus 100, Profibus DP, LONWorks

and Allen-Bradley’s DF1.

A-B 1747-SN Remote I/O Scanner

Overview

The Remote I/O (RIO) Scanner, 1747-SN, enables communication between an

SLC™ processor and remotely located 1746 I/O chassis and other RIO-compatible

Allen-Bradley operator interface and control devices. The 1747-SN scanner

communicates with remote devices using the A-B Remote I/O link. The RIO link

consists of a single master (scanner) and multiple slaves (adapters). Communication

between devices occurs over twisted-pair cable with the devices daisy-chained

together. Maximum distance for remote communication is 3,048m (10,000 ft.). The

scanner is compatible with any standard RIO adapter device.

The SLC processor transfers a maximum of 4 logical racks (32 input and 32 output

image words) of discrete remote I/O data into the SLC input and output image files.

You can adjust the size of the scanner image files during configuration of your SLC

system so that the scanner only transfers the discrete I/O data required by your

application program. The 1747-SN Series B or later RIO Scanner can be configured

to transfer up to 64 words of data to a remote device via block transfer. Refer to

publication 1747-6.6, Remote I/O Scanner User Manual, for information on

configuration, programming, and block transfers.

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