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Manual for use and maintenance

SMART-8C/3MD

Climate Controller

Ag/MIS/UmGB-2375-07/16 rev 1.2

P/N: 110591

SMART-

8C/3MD

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Summary of Contents for SMART-3MD

Page 1: ...Manual for use and maintenance SMART 8C 3MD Climate Controller Ag MIS UmGB 2375 07 16 rev 1 2 P N 110591 SMART 8C 3MD ...

Page 2: ...r with the attached technical documentation This document is destined for the user of the apparatus it may not be reproduced in whole or in part committed to computer memory as a file or delivered to third parties without the prior authorization of the assembler of the system Munters reserves the right to effect modifications to the apparatus in accordance with technical and legal developments ...

Page 3: ... Menu structure 9 3 6 General features 9 3 7 LEDs 10 4 Using the SMART 8C 3MD 11 4 1 Initial Setup 11 4 1 1 Setting the basic parameters 11 4 1 2 Configuring the alarm parameters 11 4 2 Sensor Configuration 12 4 2 1 Configuring temperature sensors 12 4 2 2 Configuring digital input sensors 13 4 3 Testing sensors and relays 13 4 4 Cooling 14 4 4 1 Munters Drive fans 14 4 4 2 Foggers and soakers 15 ...

Page 4: ...trical grounding for controllers 24 6 1 Ground rods 24 6 2 Ground wire 25 6 3 Ground clamps 25 6 4 What should be grounded 25 7 Technical specifications 26 8 Troubleshooting 27 9 Appendix 1 Features parameters 28 10 Warranty 31 ...

Page 5: ... Introduction Congratulations on your excellent choice of purchasing a SMART 8C 3MD controller In order to realize the full benefit from this product it is important that it is installed commissioned and operated correctly Before installation or using the fan this manual should be studied carefully It is also recommended that it is kept safely for future reference The manual is intended as a refer...

Page 6: ...communication wire shields which go from one house to another at both ends Connect them at one end only Connection at both ends can cause ground loop currents to flow which reduce reliability The COM connection for communications is not the shield wire The COM RX and TX wires must connect to each other at all controllers 2 2 Checking the battery level Check the battery once a year The output must ...

Page 7: ...o Humidity one Ventilation via o Munters Drive fans three analog output controlled o Relay controlled fans three Digital inputs o Wind speed o Water measurement 3 2 Theory of operation Mode Fan operation Curtains 3 2 1 Mode SMART 8C 3MD can operate according to one of the user selected modes Air Temperature Current air temperature is the key factor in determining controller functionality Temperatu...

Page 8: ... o Erase changes made to parameters If you change a parameter incorrectly click Select and the parameter reverts to the previous definition Summary To get to menu items 1 Press Select 2 Press Up Down to reach the required menu 3 Press Prog to enter the menu 4 Press Up Down to reach the menu item 5 Press Prog to edit the item 6 Edit as required 7 Press Prog 8 Press Select For example to go to Curta...

Page 9: ...et point Curtain settings High temperature differential Temperature sensor 1 3 Temperature sensor 1 3 Control method Fans 1 3 Low temperature differential Humidity sensor Humidity sensor Temperature 3 definition Fogging soaking settings Delay seconds Analog Output 1 3 Water counter High wind speed Reminder Relays 1 8 Curtain open Calibration steps Digital inputs 1 2 Curtain close Measurement unit ...

Page 10: ...nges occur at a rate of 10 changes per second If the system displays one of the Hot Keys and no alarms arise the screen is refreshed every second If the system displays a Hot Key screen and alarms arise both the Hot Key screen and the alarm are displayed alternately every three seconds If more than one alarm is activated the Hot Key screen displays the different alarms alternately 3 7 LEDs The fol...

Page 11: ...emp and THI o Measuring Unit Select Metric or Non Metric This parameter defines both the wind speed unit kilometers hour or miles hour and the temperature unit Centigrade or Fahrenheit Default Metric o History Choose the frequency at which data is collected 1 hour 2 hours 3 hours 4 hours 6 hours 8 hours 12 hours and 1 day o Time Set the current time o Unit No Define the unit number This number is ...

Page 12: ...e sensor 2 Temperature sensor number 2 is either out of order disconnected or shorted T3 SNS Opened Shorted Error in temperature sensor 3 Temperature sensor number 3 is either out of order disconnected or shorted HUM SNS ERR Error in humidity sensor Humidity sensor is either out of order or disconnected High Temperature High temperature The average temperature in the building is higher than the te...

Page 13: ...n support a water counter and a wind speed reader Each digital input is optional and independently installed NOTE Only perform the steps required for your particular installation Connect the digital input device s as shown in Figure 6 page 21 1 Press Select and go to Test Digital inputs 2 Verify that the sensors are working properly 3 If required go to Calibration Water counter and press Prog 4 Ch...

Page 14: ...detail how to configure the cooling methods Munters Drive fans Foggers and soakers Configuring the curtain 4 4 1 Munters Drive fans The following sections detail how to configure the Munters Drive fans Munters Drive background Configuring the Munters Drive fans 4 4 1 1 Munters Drive background Figure 2 illustrates a sample graph showing how the ventilation rises from minimum to maximum Figure 2 Mu...

Page 15: ... 15 disables the fans o Minimum Speed Minimum fan speed in percentages o Maximum Speed Maximum fan speed in percentages 5 Press Select 6 Scroll to Fan 2 and Fan 3 and press Prog 7 Repeat step 4 8 Press Prog and then press Select 9 Scroll to Calibration and press Prog 10 Scroll to Fan 1 Min Volt 11 Set the minimum possible voltage for the fan 12 Press Prog 13 Scroll to Fan 1 Max Volt 14 Set the max...

Page 16: ...d Temp Band parameters Munters Drive fans setup Soakers begin operating based on the Temp Diff On parameter Fogger and soaker setup Figure 4 Graph demonstrating Zone 2 3 ventilation and fogging The fans go from 0 to 100 based on the Munters Drive Temp Diff and Temp Band parameters Munters Drive fans setup Foggers begin operating based on the Temp Diff On parameter Fogger and soaker setup ...

Page 17: ...get temperature from which the fogger stops operating o Fog Soak to Hum When the relative humidity level rises to this point the foggers and soakers cease to operate o On Time Number of seconds that the foggers and soakers operate To disable enter 0 o Off Time Number of seconds that the foggers and soakers do not operate o Time From Beginning of the time period in which the foggers soakers can ope...

Page 18: ...he previous current movement before the next current opening or closing o Step Size Define the increment in percentage between each level o Minimum Position Minimal opening percentage o Time From Beginning of the time period in which the curtains can operate o Time To End of the time period in which the curtains can operate NOTE Setting the time from 00 00 to 00 00 enables 24 hour operation Settin...

Page 19: ...h power applications in which the outputs supply up to 5 Amp each In this case a separate 18 AWG wires should be connected from each circuit breaker in the electrical enclose fuse box to each output and to the variable speed fan All the wires from the separate circuit breakers are from the same single phase WARNING Multi wire supply Up to nine independent mains input may be present in the SMART 8C...

Page 20: ... Munters AB 2016 20 Figure 6 Board Layout ...

Page 21: ... Munters AB 2016 21 Figure 7 Wiring Diagram of Low Voltage Section ...

Page 22: ... Munters AB 2016 22 Figure 8 Wiring Diagram of Main Voltage Section and Protection NOTE The above diagram is an example only and subject to change ...

Page 23: ... Munters AB 2016 23 5 3 Communication wiring Figure 9 SMART 8C 3MD Communication RS 232 Wiring Diagram ...

Page 24: ...r the rod diameter the lower its resistance to current flow Length Minimum 2 5 meters 8 feet preferably 3 meter 10 feet A longer ground rod will reach a soil with higher moisture content Moist soil carries current much better than drier soil Single grounding It is important that there is only one grounding location where a rod or series of rods are connected to each other using a ground wire Indep...

Page 25: ...e cut it should remain continuous 6 3 Ground clamps Ground wires should not be merely wrapped around a ground rod Ground clamps are used to attach a ground wire to a ground rod The most common clamp is an acorn clamp Make sure the ground clamps you select are rated for outdoor use Do not use pipe clamps rated for inside water lines or hose clamps to attach the ground wire Figure 10 Ground Connecti...

Page 26: ... Volts Analog Inputs 3 temperature sensor inputs 1 humidity sensor input 0 1 A Analog Outputs 3 x Analog Outputs 10 0VDC Digital Inputs 5 mA 5 volts dry contact 2 inputs wind speed water measurement Operating Temperature Range 0 to 50 C 32 to 125 F Enclosure Water and Dust Tight Fuses Main fuse 0 100 Amps 250 Volts Relay Fuse 5 A ...

Page 27: ...ls are not connected or not properly connected Connect terminals and wires properly Unbolt the screw make sure the plate is upwards Wrong terminals connected Connect appropriate terminals Flat cable not properly connected Connect flat cable properly Faulty card fuse connections or external device Replace faulty part No display Unit does not operate No input voltage Contact authorized electrician M...

Page 28: ...ep size 10 1 3 100 Minimum Position 0 1 0 100 Time From 08 00 1 00 00 23 59 Time To 17 00 1 00 00 23 59 Table 4 Munters Drive Fan Parameters Summary Parameter Name Default Value Increment Value Min Value Max Value Temp Diff 3 F 0 1 20 F 40 F Temp Band 3 F 0 1 0 F 20 F Time From 08 00 1 00 00 23 59 Time To 17 00 1 00 00 23 59 Min Speed 0 1 1 100 Max Speed 100 1 0 100 Min Max Volt Table 5 Fogging Pa...

Page 29: ...ter Summary Parameter Name Default Value Increment Value Min Value Max Value High Temp Diff 10 0 F 0 1 F 1 F 99 F Low Temp Diff 10 0 F 0 1 F 1 F 99 F Delay sec 60 1 10 999 Reminder 60 1 0 999 Table 8 Calibration Parameter Summary Parameter Name Default Value Increment Value Min Value Max Value Thermometer 1 2 3 0º 0 1 9 0 º 9 0º Humidity 0 1 25 25 Water Counter 1 0 0 1 0 1 999 0 Curtain Open Close...

Page 30: ...e Possible Value Measurement Unit Metric N A Non metric Metric History 1 Day N A 1 2 3 4 5 6 8 hrs 1 day Time No default 1 minute 00 00 23 59 Unit Number 0 0 0 255 Baud Rate 9600 N A 2400 4800 9600 19200 This section explains the logic used for each cooling device ...

Page 31: ... conditions stated by the supplier all claims must be made in writing within eight days of the discovery of the defect and within 12 months of the delivery of the defective product Munters has thirty days from the date of receipt in which to take action and has the right to examine the product at the customer s premises or at its own plant carriage cost to be borne by the customer Munters at its s...

Page 32: ...g ancillary services appropriate to the requirements of the plant on the basis of the information supplied with regard to installation tools and consumables required for fitting and installation lubricants necessary for commissioning and maintenance It is mandatory to purchase and use only original spare parts or those recommended by the manufacturer Dismantling and assembly must be performed by q...

Page 33: ... p A Chiusavecchia Phone 39 0183 52 11 Japan Munters K K Phone 81 3 5970 0021 Korea Munters Korea Co Ltd Phone 82 2 761 8701 Mexico Munters Mexico Phone 52 818 262 54 00 Singapore Munters Pte Ltd Phone 65 744 6828 South Africa and Sub Sahara Countries Munters Pty Ltd Phone 27 11 997 2000 Spain Munters Spain S A Phone 34 91 640 09 02 Sweden Munters AB Phone 46 8 626 63 00 Thailand Munters Co Ltd Ph...

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