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Siemens 547 Room Pressure Monitors 547-103A

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547-103A

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The Siemens part number 547-103A is a room pressure monitor designed for effective monitoring in various environments. With an IP20 (NEMA Type 1) rating, it ensures protection against dust and indirect contact. This device features a removable terminal block for connections and a user-friendly RGB backlit LCD display.

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Technical specifications for 547-103A

ManufacturerSiemens
Product TypeRoom Pressure Monitor
Product Line547 Room Pressure Monitors
Part Number547-103A
Degree of ProtectionIP20 (NEMA Type 1)
Pressure Connection TypeBarbed fittings for 0.25-inch tubing
Connection Cable TypeRemovable terminal block
Housing MaterialFire retardant plastic
User DisplayRGB (Red, Green, Blue) backlit LCD
Operating Voltage Range18 to 32 Volts AC
Status Indicator TypeRed (Alarm) and Green (Normal) LED indicators
Display Resolution128 x 128 pixels
Communication OptionsP1 communication protocol
Mounting Type4 x 4 plaster ring
Accuracy RSS (Root Sum Square)± 0.25% at constant temperature
Ambient Operating Temperature0°C to 50°C (32°F to 120°F)
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Siemens' 547-103A model is engineered as a room pressure monitor, optimal for ensuring accurate pressure readings in controlled environments. Weighing just 1 pound, it features barbed fittings suitable for 0.25-inch tubing, allowing for straightforward installations in pressure monitoring systems. The housing is crafted from fire retardant plastic, enhancing safety in case of thermal incidents.

The degree of protection offered by this monitor is rated at IP20 (NEMA Type 1), which helps safeguard it against solid objects greater than 12.5 mm and ensures indirect access protection. Users will appreciate the RGB backlit LCD, which not only displays data clearly but also offers a resolution of 128 x 128 pixels for precise readings. This monitor operates within a voltage range of 18 to 32 Volts AC and supports P1 communication protocol for seamless integration into existing systems.

For status indication, it utilizes red (alarm) and green (normal) LED indicators, providing real-time monitoring of the system's status. The mounting configuration is compatible with a standard 4 x 4 plaster ring, simplifying installation in various settings. The ambient operating temperature limits range widely, from 0°C to 50°C (32°F to 120°F), making it versatile for many environments. With a commendable accuracy rating of ± 0.25% at constant temperature, the 547-103A ensures reliable performance in pressure monitoring applications.