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Orion 420 Weather Station 1
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Orion 420 Weather Station™
User Manual
Version 1.04
All specifications subject to change without notice.
Printed in U. S. A.
Columbia Weather Systems, Inc.
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2 Orion 420 Weather Station ________________________________________________________________________________________________________ © Copyright 2005, 2006, 2007, 2008 Columbia Weather Systems, Inc. All Rights Reserved. Proprietary Notice: Orion, Orion 420, Orion 510, Capricorn 2000, Capricorn 2000MP and Capricorn 2000EX are trademarks of Columbia Weather Systems, Inc. The information and drawings contained herein are the sole property of Columbia Weather Systems, Inc. Use of this publ
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Orion 420 Weather Station 3 ________________________________________________________________________________________________________ Welcome! Welcome to the Columbia Weather Systems family of users and congratulations on your purchase of the Orion Weather Station. The Orion 420 Weather Station is quite easy to install and you may be tempted to skip the installation procedure or other portions of this manual. We recommend that you resist that urge. A thorough knowledge of these installati
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4 Orion 420 Weather Station ________________________________________________________________________________________________________
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Orion 420 Weather Station 5 ________________________________________________________________________________________________________ Important Notice: Shipping Damage BEFORE YOU READ ANY FURTHER, please inspect all system components for obvious shipping damage. The Orion 420 is a high precision instrument and can be damaged by rough handling. Your unit was packaged to minimize the possibility of damage in transit. Therefore, we recommend that you save the shipping container for any future
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6 Orion 420 Weather Station ________________________________________________________________________________________________________
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Orion 420 Weather Station 7 ________________________________________________________________________________________________________ Table of Contents WELCOME! .................................................................................................. 3 IMPORTANT NOTICE: SHIPPING DAMAGE....................................... 5 ESD PROTECTION................................................................................................................. 5 SECTION 1: INTRODUCTION ....
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8 Orion 420 Weather Station ________________________________________________________________________________________________________ CLEANING .......................................................................................................................... 35 REPLACING THE PTU MODULE .......................................................................................... 35 FACTORY CALIBRATION AND REPAIR SERVICE ..................................................................
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Orion 420 Weather Station 9 ________________________________________________________________________________________________________ SECTION 1: INTRODUCTION The Orion 420 Weather Station Utilizing cutting-edged ultrasonic technology at an amazingly affordable price, the Orion 420 Weather Station is the newest product in our family of innovative weather monitoring systems. Orion provides ultrasonic wind direction and speed measurements, a highly-accurate impact rain sensor, capacitive rela
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10 Orion 420 Weather Station ________________________________________________________________________________________________________ Features: • Six most essential weather parameters measured in one instrument • Accurate and stable measurement • Ultrasonic wind sensor and impact precipitation sensor • No moving parts means virtually no maintenance • Low power consumption improves reliability and longevity • Compact and lightweight with a single cable for quick installation Specifica
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Orion 420 Weather Station 11 ________________________________________________________________________________________________________ Rainfall Range: cumulative Collection Area: 60 cm2 Accuracy: ±5% (spatial variations may exist) Resolution 0.01 in. (0.254mm ) Units Available: mm, inches Input Voltage The Orion 420 is powered with an internal switching power supply Input: 120/240 VAC, 60 HZ Serial to Analog Converters Analog Range: 4-20 mA Accuracy at 25°C: 0.1% of range Operating
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12 Orion 420 Weather Station ________________________________________________________________________________________________________ Principles of Measurements Wind Measurement Both wind speed and direction are measured using advanced ultrasonic technology. The sensor utilizes ultrasound to determine horizontal wind readings. The array of three equally-spaced ultrasonic transducers on a horizontal plane is an ideal design that ensures accurate wind measurement from all directions, wit
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Orion 420 Weather Station 13 ________________________________________________________________________________________________________ Relative humidity measurement is based on a capacitive thin film polymer HUMICAP®180 sensor. The sensor is highly accurate with negligible hysteresis and excellent long-term stability in a wide range of environments. Radiation Shield: This module is mounted in a specially-designed radiation shield which protects the sensors from both scattered and direct su
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14 Orion 420 Weather Station ________________________________________________________________________________________________________
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Orion 420 Weather Station 15 ________________________________________________________________________________________________________ SECTION 2: PHYSICAL DESCRIPTION Orion Sensor Transmitter The Orion Sensor Transmitter is an all-in-one sensor unit containing ultrasonic wind speed and direction sensor, temperature sensor, relative humidity sensor, barometric pressure sensor and an impact rain sensor. The temperature, relative humidity and barometric pressure sensors are combined in a sing
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16 Orion 420 Weather Station ________________________________________________________________________________________________________ 4: Humidity and temperature sensor inside the Sensor Module Bottom of the Transmitter 1: Alignment direction sign 2: Service port 3: Water tight cable gland 4: Unused cable gland, covered Mounting Adapter To facilitate easy installation and north alignment, the Orion 510 Sensor Transmitter comes standard with a mounting adapter. The mounting adapt
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Orion 420 Weather Station 17 ________________________________________________________________________________________________________ Terminal Number Signal Color 3 TX- Orange 5 RXD Black 6 SGND Green 19 VIN- White 20 VIN+ Red For heated sensor transmitters, terminal 17 (HTG-) is connected to the Blue wire and terminal 18 (HTG+) is connected to the Brown wire. Columbia Weather Systems, Inc.
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18 Orion 420 Weather Station ________________________________________________________________________________________________________ Heating (Optional) Heating elements located below the precipitation sensor and inside the wind transducers keeps the precipitation and wind sensors free from snow and ice. A heating temperature sensor (T ) underneath the h precipitation sensor controls the heating. Three fixed temperature limits, namely +3 °C, -2 °C, and -4 °C (+37 °F, +38 °F, +25 °F) con
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Orion 420 Weather Station 19 ________________________________________________________________________________________________________ SECTION 3: INSTALLATION Weather Station System Configurations Columbia Weather Systems, Inc.
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20 Orion 420 Weather Station ________________________________________________________________________________________________________ Installation Overview Unpacking the Unit Installing Sensor Transmitter Installing the Orion 420 Weatherproof Enclosure Connecting the Sensor Transmitter to the enclosure Connecting the enclosure to the PLC Tools Needed Allen wrench (provided with sensor transmitter) Small straight blade (1/8") Screwdriver Power Drill and 3/8" Wire Cutter Compass M
