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Rain Master Weather Center II User Manual - 1.2 General

Summary of Weather Center II

  • Page 1

    Weather center ii user manual part # 500009 rev. D.

  • Page 2: Weather Center II

    Weather center ii.

  • Page 4: Table of Contents

    Rain master irrigation systems weather center ii user manual page i table of contents 1.0 introduction .....................................................................................1 1.1 determining weather center ii location ......................................3 1.1.1 weather center site o...

  • Page 5

    Weather center ii user manual rain master irrigation systems page ii 6.1.2 wind speed sensor installation checks ..............................37 6.1.3 wind speed sensor information..........................................37 6.1.4 wind speed sensor interface............................................

  • Page 6: Table of Figures

    Rain master irrigation systems weather center ii user manual page iii table of figures figure 1 - evolution weather center ii ....................................................2 figure 2 - evolution weather center configuration ................................3 figure 3 - base mounting bolt instal...

  • Page 8: 1.0 Introduction

    Rain master irrigation systems weather center ii user manual page 1 1.0 introduction the weather center ii is comprised of four major measurement sensors, these include: • the solar radiation sensor • temperature/relative humidity sensor • the rain fall sensor • the wind speed sensor (anemometer) th...

  • Page 9

    Weather center ii user manual rain master irrigation systems page 2 figure 1 - evolution weather center ii.

  • Page 10: 1.1

    Rain master irrigation systems weather center ii user manual page 3 1.1 determining weather center ii location height of t ree (t) h 10t 10h figure 2 - evolution weather center configuration 1.1.1 weather center site overview wind, air temperature, and humidity mesurements are affected by surface ty...

  • Page 11

    Weather center ii user manual rain master irrigation systems page 4 irrigation zones, for that microclimate. The following general rules will help you determine the best location: mount in an open area, clear of all obstructions. The area should be in direct sunlight, away from buildings, trees or o...

  • Page 12

    Rain master irrigation systems weather center ii user manual page 5 table 1 - sensor placement sensor type measurement height exposure considerations wind 3.0 meters +/- 0.1 meters is recommended (aasc). 2.0 meters +/- 0.1 meters, ten meters +/- 0.5 meters (optional) aasc. Ten meters (wmo & epa) no ...

  • Page 13

    Weather center ii user manual rain master irrigation systems page 6 (aasc) 30 cm minimum (wmo) be no closer than four times the obstruction height. The orifice of the gage must be in a horizontal plane, open to the sky, and above the level of in-splashing and snow accumulation. Table 2 - weather cen...

  • Page 14

    Rain master irrigation systems weather center ii user manual page 7 table 3 - required equipment - evolution dx2 controller part number description quantity dx-flow evolution dx2 controller equipped with optional dxflow (flow and weather sensing) 1 ev-cab- ws12 cable, 12 conductors, 18-gauge strande...

  • Page 15: 1.2 General

    Weather center ii user manual rain master irrigation systems page 8 user supplied 3/8, 5/16, 7/16 inch socket wrench 1 user supplied screwdriver, flat blade 1 user supplied 8 foot step ladder 1 user supplied pvc conduit 1 inch, for tower base wiring. 4 feet user supplied pvc 1 inch elbow 1 table 5 -...

  • Page 16: 2.0

    Rain master irrigation systems weather center ii user manual page 9 2.0 weather center installation use the following step to assembly the weather center tower. Step 1 prepare and pour a concrete support slab according to the enclosed drawing, see figure 6 - weather center base mounting. Use the pro...

  • Page 17

    Weather center ii user manual rain master irrigation systems page 10 figure 4 - eyebolt assembly procedure.

  • Page 18

    Rain master irrigation systems weather center ii user manual page 11 figure 5 - eyebolt assembly procedure figure 6 - weather center base mounting.

  • Page 19

    Weather center ii user manual rain master irrigation systems page 12 step 2 install the 12-conductor cable (ev-cab-ws12) from the controller to the weather center through the conduit. From the weather center tower to the controller allow a minimum of 36 inches of cable to extend beyond the conduit i...

  • Page 20

    Rain master irrigation systems weather center ii user manual page 13 figure 7 - weather center tower mounting.

  • Page 21

    Weather center ii user manual rain master irrigation systems page 14 step 4 using a 7/16-inch socket wrench; remove the four extension arm mounting bolts from the tower mast. Attach the rain fall sensor to the tower and insert the signal cable, with connector, through the 5/8-inch hole in the side o...

  • Page 22

    Rain master irrigation systems weather center ii user manual page 15 step 5 attach the wind cup assembly to the anemometer and secure the assembly to the shaft using the provided allen wrench. Step 6 attach the anemometer to the tower and insert the signal cable, with connector, through the 5/8-inch...

  • Page 23

    Weather center ii user manual rain master irrigation systems page 16 figure 9 - weather center terminal access.

  • Page 24

    Rain master irrigation systems weather center ii user manual page 17 figure 10 - weather center tower wiring detail.

  • Page 25

    Weather center ii user manual rain master irrigation systems page 18 figure 11 - evolution dx2 wiring detail.

  • Page 26

    Rain master irrigation systems weather center ii user manual page 19 figure 12 - evolution weather computer installation.

  • Page 27: 2.1

    Weather center ii user manual rain master irrigation systems page 20 figure 13 - weather computer 2.1 evolution dx2 controller wiring step 1 turn off power to the evolution dx2 controller using the ac power switch. Step 2 connect the remaining ends of the ev-cab-ws12 (12 conductor) cable to the sens...

  • Page 28: 2.2

    Rain master irrigation systems weather center ii user manual page 21 figure 14 - weather center evolution dx2 controller step 5 plug the 12 vdc power supply (ev-ps) into the evolution dx2 controller’s internal ac receptacle. Step 6 connect the red and black wires of the weather center cable (417-005...

  • Page 29: Step 7

    Weather center ii user manual rain master irrigation systems page 22 conductor) cable to the sensor terminal board and/or weather computer according to the color code and wiring diagram supplied (see figure 15 - rme eagle wiring diagram ). Step 3 locate the 12 volt dc power supply assembly (ev-ps). ...

  • Page 30

    Rain master irrigation systems weather center ii user manual page 23 figure 16 - eagle weather computer wiring diagram.

  • Page 31: 3.0

    Weather center ii user manual rain master irrigation systems page 24 figure 17 - eagle-sp stainless enclosure installation 3.0 weather center instrumentation 3.1 features and benefits the rain master weather computer is a precision electronic instrument that calculates evapotranspiration (et). The w...

  • Page 32

    Rain master irrigation systems weather center ii user manual page 25 the rain master weather center allows the irrigation system to optimize water usage by replacing only as much water as was used by the turfgrass. The simplicity of the system has given it a major advantage in cost and effectiveness...

  • Page 33: 3.2

    Weather center ii user manual rain master irrigation systems page 26 3.2 weather center theory of operation the principle of the rain master weather center ii is to directly measure the effects of weather and estimate the evapotranspiration loss of water from the reference crop (i.E. Turfgrass). Tra...

  • Page 34

    Rain master irrigation systems weather center ii user manual page 27 rain sensor et device flow j12 j4 j5 1 2 3 4 5 6 input (silver) 24vac (copper) et – (white with blue stripes) et + (blue) + (wht) – (blk) figure 18 - rme eagle sensor interface connections table 7 - rme eagle sensor interface conne...

  • Page 35

    Weather center ii user manual rain master irrigation systems page 28 sensor accuracy: +/-1% of evapotranspiration. Sensor resolution: 0.01 inch reference evapotranspiration ( et). Sensor output: a single pulse per 0.01 inch of et. Sensor capability: solar radiation, air temperature, relative humidit...

  • Page 36: 4.0

    Rain master irrigation systems weather center ii user manual page 29 4.0 reading the et values 4.1 at the evolution dx2 controller the et values may be read from the display of the evolution dx2 controller by following the steps listed below. Advance to the et sensor screen through the following men...

  • Page 37

    Weather center ii user manual rain master irrigation systems page 30 each .01 inch change in et. The rme eagle controller will accumulate the weather center counts from midnight to midnight (24 hour accumulation) and store the total for use in the next day station runtime calculations. The total num...

  • Page 38: Note:

    Rain master irrigation systems weather center ii user manual page 31 the controller will return to the automatic mode. Example: review status of the weather center device. Continue to press: et until display indicates: program dvice on or program d v i c e o f f press: the controller will return to ...

  • Page 39: Calculations.

    Weather center ii user manual rain master irrigation systems page 32 complete 24 hour accumulation period (midnight to midnight). The value will then be used for all next day and future day calculations. Note: if controller power is lost for more then one hour, the weather center count will be inval...

  • Page 40: 5.0

    Rain master irrigation systems weather center ii user manual page 33 5.0 rain fall sensor 5.1 at the evolution dx2 controller note: rain fall sensor management can only be performed through the use of the evolution central computer. 5.1.1 features and benefits the rmis rain fall sensor provides accu...

  • Page 41

    Weather center ii user manual rain master irrigation systems page 34 5.1.3 rain fall sensor installation the housing of the rain fall sensor should be level. After installation is complete, check to make sure that the rain fall sensor is not held in a dead center position by pressing either end down...

  • Page 42: 5.2

    Rain master irrigation systems weather center ii user manual page 35 5.1.6 reading rain fall sensor values to insure that all cables are properly connected, the rain fall sensor reading should be checked at the evolution dx2 controller. Proceed to the rain/wind display through the following menu seq...

  • Page 43

    Weather center ii user manual rain master irrigation systems page 36 condition and evaluate which irrigation programs are associated to the rainfall sensor, programs so designated will be inhibited from activating the associated valves. After the rainfall has ended the rainfall sensor will start to ...

  • Page 44: 6.0

    Rain master irrigation systems weather center ii user manual page 37 6.0 wind speed sensor 6.1 at the evolution dx2 controller note: wind speed sensor data management can only be performed through the use of the evolution central computer system. 6.1.1 features and benefits when used with a rain mas...

  • Page 45: 6.2

    Weather center ii user manual rain master irrigation systems page 38 6.1.5 reading wind speed values at the controller refer to paragraph 5.1.6 reading rain fall sensor values at the evolution dx2 controller. 6.2 at the rme eagle controller 6.2.1 features and benefits when used with a rme eagle cont...

  • Page 46: 7.1.2  Rain Fall Sensor

    Rain master irrigation systems weather center ii user manual page 39 complete anemometer assembly to the factory. 7.1.2 rain fall sensor the rain fall or rain switch sensor should be visually inspected at least once a year or once per irrigation season to ensure no leaves, bird droppings or debris h...

  • Page 47: 7.1.7 Weather

    Weather center ii user manual rain master irrigation systems page 40 figure 19 - bird wire installation 7.1.6 weather tower assembly the weather tower assembly should be visually inspected at least once a year or once per irrigation season to ensure mechanical stability of the tower and the attached...

  • Page 48: 8.0 Troubleshooting

    Rain master irrigation systems weather center ii user manual page 41 8.0 troubleshooting if any of the conditions listed below should develop in the weather center readings, a problem may exist within one or more of the sensors. Use one or more of the following troubleshooting steps to correct the e...

  • Page 49

    Weather center ii user manual rain master irrigation systems page 42 8.2.1 symptom: low et reading 2 start no yes see determining weather center location. Refer to chapter 7, weather sensor maintenance refer to chapter 7, weather center maintenance contact factory is weather station located in the p...

  • Page 50

    Rain master irrigation systems weather center ii user manual page 43 8.2.2 symptom: no et reading 1 start is the weather computer transformer plugged in? Are the k and offset values for flow sensor 2 set to zero? Yes are the sensors correctly wired to the evolution dx2/rme eagle controller? Yes 1 2 ...

  • Page 51: Note:

    Weather center ii user manual rain master irrigation systems page 44 1 4 if voltage reads greater than +5 vdc, reconnect the two wires to the sensor terminal board inputs 2(+) and 2(-). If voltage reads 0, check for open/shorts in cable and terminal block connections. End 5 can +5 vdc be measured at...

  • Page 52

    Rain master irrigation systems weather center ii user manual page 45 8.2.3 symptom: no rain reading – evolution dx2 1 remove and clean screen as described in maintenance section. Refer to installation instructions. Check wiring and verify polarity. Disconnect the two wires from the sensor terminal a...

  • Page 53

    Weather center ii user manual rain master irrigation systems page 46 if voltage reads +8 vdc, reconnect the two wires to the sensor terminal board inputs 3+ and 3-. At the tower terminal block, unplug the rain gauge connector. Re-measure voltage at terminals input 3+ and 3-. If voltage reads +8 vdc,...

  • Page 54

    Rain master irrigation systems weather center ii user manual page 47 8.2.4 symptom: no rain reading – rme eagle check cable continuity from terminal block to sensor terminal connector. Check and repair cable continuity from terminal block to rain fall switch. Contact factory for authorized repair if...

  • Page 55

    Weather center ii user manual rain master irrigation systems page 48 8.2.5 symptom: no wind reading no 1 check bearings and cup assembly mounting. Refer to the installation instructions check and verify wiring. Disconnect the two wires from the sensor terminal at terminals input 4 (+) and input 4 (-...

  • Page 56

    Rain master irrigation systems weather center ii user manual page 49 check cable continuity from terminal block to sensor terminal board. Check and repair cable continuity from terminal block to rain gauge. Contact factory for authorized repair can +12 volts dc be measured at the wind terminals of t...

  • Page 57: 8.3

    Weather center ii user manual rain master irrigation systems page 50 8.3 verification of weather computer input 8.3.1 at the evolution dx2 controller this procedure describes the steps necessary to verify the operation of the evolution dx2 controller et input. This process simulates the incoming pul...

  • Page 58: Step 2

    Rain master irrigation systems weather center ii user manual page 51 displayed on the rme eagle controller display. Step 2 disconnect the the cable harness from j12 on the rme eagle controller. Using a short wire (14 - 12 awg) touch end to pin 5 of j12 and the other side to pin 6 of j12. Step 3 obse...

  • Page 59: From

    Weather center ii user manual rain master irrigation systems page 52 table 9 - interconnect cables from to description sensor terminal board sensor board 12”, 25 conductor flat ribbon cable sensor board main board 2”, 26 conductor flat ribbon cable check that the cables are properly installed. If th...

  • Page 60: Step 4

    Rain master irrigation systems weather center ii user manual page 53 step 4 observe the rain reading again and verify that the reading has increased by the number of times the tipping bucket mechanism was activated. Step 5 if readings change properly, the rain gauge and associated wiring is function...

  • Page 61: Or The Controller.

    Weather center ii user manual rain master irrigation systems page 54 problem must be isolated to either the rain switch or the controller. 8.5 verification of rain fall sensor electronics 8.5.1 at the evolution dx2 controller this procedure provides the recommended steps to check and verify the oper...

  • Page 62: 8.6

    Rain master irrigation systems weather center ii user manual page 55 8.6 wind speed sensor verification procedure 8.6.1 at the evolution dx2 controller this procedure assumes that the wind sensor inputs 4 (+) and 4 (-) on the sensor terminal board are functioning properly. Proceed to the rain/wind d...

  • Page 63: Rain Master Limited Warranty

    Weather center ii user manual rain master irrigation systems page 56 rain master limited warranty rain master irrigation systems inc. Warrants to the first customer purchaser that this rain master brand product (the "product"), when shipped in its original container, will be free from defective work...

  • Page 64

    Rain master irrigation systems weather center ii user manual page 57 the rme eagle controller has a 5 year limited warrant from date of purchase. All other rain master brand products carry a 2 year limited warranty unless otherwise specified. Service should it be necessary to require servicing of yo...

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    3910-b royal avenue simi valley, california 93063 telephone: (805) 527-4498 fax: (805) 527-2813 www.Rainmaster.Com.