Emerson 3000 manual  ,  , Graphing

Page 52

Common Alarm

A programmable common alarm shall be provided to interface user selected alarms with a remote alarm device.

Remote Monitoring

All alarms shall be communicated to the Liebert site monitoring system with the following information: date and time of occurrence, unit number, and present temperature and humidity.

Analog Inputs

The system shall include four customer accessible analog inputs for sensors provided by others. The analog inputs shall accept a 4 to 20 mA signal. The user shall be able to change the input to 0 to 5 VDC or 0 to 10 VDC if desired. The gains for each analog input shall be programmable from the front panel. The analog inputs shall be able to be monitored from the front panel.

Diagnostics

The control system and electronic circuitry shall be provided with self-diagnostics to aid in troubleshoot- ing. The microcontroller board shall be diagnosed and reported as pass/not pass. Control inputs shall be indicated as on or off at the front monitor panel.

Control outputs shall be able to be turned on or off from the front monitor panel without using jumpers or a service terminal. Each control output shall be indicated by an LED on a circuit board.

Data Collection

The control system shall maintain accumulative operating hours of compressor, reheat, humidifier, fan motor, Econ-O-Coil, and heat rejection. The sixty most recent alarms shall also be retained.

Graphing

The control shall display the following graphical data:

Temperature, humidity, analog inputs Component operating status by hour Operating status

Communications

The microprocessor shall be compatible with all Lie- bert remote monitoring and control devices.

 

The humidifier shall be of the infrared type consist- ing of high intensity quartz lamps mounted above and out of the water supply. The evaporator pan shall be stainless steel and arranged to be service- able without disconnecting water supply lines, drain lines or electrical connections. The complete humidi- fier section shall be pre-piped ready for final connec- tion. The infrared humidification system shall use bypass air to prevent over-humidification of the con- trolled space. The auto flush system shall automati-

cally flush deposits from the humidifier pan. The system shall be field adjustable to change the cycle time to suit local water conditions. The humidifier shall have a capacity of _____ lbs/hr (kg/h).

 

The environmental control system shall be equipped with a steam generating humidifier that is controlled by the microprocessor control system. It shall be complete with disposable canister, all supply and drain valves, steam distributor, and electronic con- trols. The need to change canister shall be annunci- ated on the microprocessor control panel. The humidifier shall have a capacity of ____ lbs/hr (kg/h).

 

The low-watt density, 304/304, stainless steel, finned-tubular electric reheat coils shall be capable of maintaining room dry bulb conditions when the system is calling for dehumidification. The reheat section shall include UL approved safety switches to protect the system from overheating. The capacity of the reheat coils shall be ____ BTU/HR (kW), ____ kW,

controlled in ____ stage(s).

 

The hot water reheat coil shall have copper tubes and aluminum fins with a capacity of _____ BTU/HR

(kW) when supplied with _____ °F (°C) entering

water temperature at _____GPM (l/s) flow rate. Max-

imum pressure drop shall be _____ PSI (kPa). The

control system shall be factory pre-piped with a 2-way motorized control valve and cleanable Y-strainer.

 

The SCR (Silicon Controlled Rectifier) controller shall proportionally control the stainless steel reheats to maintain the selected room temperature. The rapid cycling made possible by the SCR control- ler provides precise temperature control, and the more constant element temperature improves heater life. The capacity of the reheat coils shall be _____

BTU/HR (kW).

 

The floor stand shall be constructed of a heliarc- welded tubular steel frame. The floor stand shall be coated using an autodeposition process to protect against corrosion. The floor stand shall have adjust- able legs with vibration isolation pads. The floor stand shall be: 9 in. (23cm), 12 in. (30cm), 15 in. (38cm), 18 in. (46cm), 21 in. (53cm), 24 in. (61cm) high.

 

The turning vane shall be designed to mount in the factory supplied floor stand and direct air either to the front or rear of the unit.



DISCONTINUED

 

PRODUCT

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Contents Liebert Challenger       Product                    Product                                                                                                                    Alarms Audible AlarmCommon Alarm DiagnosticsControl                Optional Quiet-Line Models Optional High Ambient ModelsWater or Glycol Cooled Condensing Unit    Product DIS Product Web Site Outside the USEnvironmental Systems Europe
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3000 specifications

The Emerson 3000 is a cutting-edge control system designed to enhance the efficiency, reliability, and precision of industrial operations. Employed across various sectors such as oil and gas, pharmaceutical, food and beverage, and power generation, the Emerson 3000 has gained recognition for its robustness and versatility.

One of the main features of the Emerson 3000 is its advanced process control capability. With integrated control algorithms, it can optimize complex processes in real-time, resulting in significant improvements in production rates and reduced operational costs. The system's predictive analytics capabilities enable operators to anticipate equipment failures and maintenance needs, allowing for proactive management and minimizing downtime.

The Emerson 3000 features a modular architecture, providing flexibility for scaling and customization. Operators can easily tailor the system to fit specific application needs, whether it requires additional control loops or integration with other systems. This adaptability is particularly beneficial for facilities planning for future expansions or modifications.

Another technology highlight of the Emerson 3000 is its seamless integration with the latest Internet of Things (IoT) advancements. The system is designed to communicate effectively with a variety of smart devices and sensors, harnessing data to create insightful analytics that drive operational excellence. This connectivity empowers businesses to leverage big data for improved decision-making and increased agility.

Additionally, the Emerson 3000 incorporates state-of-the-art cybersecurity measures to safeguard critical data and operations. With built-in security protocols and regular updates, the system protects against emerging cyber threats, ensuring the integrity of the control network.

User experience is also a focal point of the Emerson 3000. The intuitive graphical user interface presents complex data in a user-friendly format, making it easier for operators to monitor system performance and respond to alerts quickly. This ease of use contributes to enhanced safety and operational efficiency.

In summary, the Emerson 3000 represents a fusion of advanced process control, modular design, IoT connectivity, robust cybersecurity, and user-centric interface, making it an ideal choice for industries seeking to enhance their operational performance while adapting to ever-evolving technological landscapes.
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