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Summary of Contents for Matsu Honeycomb DMZ2
- Page 1 Honeycomb DMZ2 DMZ2-900 INSTRUCTION MANUAL WARNING Thank you very much for purchasing our product. Please carefully read this instruction manual for correct use. During operation, keep this manual close at hand so that it can be referred to whenever necessary.
- Page 2 Introduction Thank you for purchasing our Honeycomb DMZ2. Please read this manual carefully for proper and safe operation. This instruction manual constitutes a warranty. So, please carefully store this manual after you have read it. 1. Warranty Period If any defect is found in our equipment under normal operating conditions, and we determine it...
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Page 3: Table Of Contents
Contents Since the items marked with are especially important, carefully read and understand these items before using the product. Introduction Contents ···················································································································I − II Chapter 1 For Your Safe Operation 1. Precaution headings and their meanings ........1 2. Observing items for safe operation ..........2 Chapter 2 Description for Operation 1. - Page 4 Contents Chapter 6 Maintenance and Check 1. Daily maintenance and check............22 2. Weekly maintenance and check........... 23 3. Monthly maintenance and check ..........25 4. Every six months maintenance and check ........25 Chapter 7 Alarm Function ..............26 Chapter 8 Maintenance and Check ..........
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Page 5: Chapter 1 For Your Safe Operation
Chapter 1 For Your Safe Operation This chapter describes precautions for operation, maintenance inspection and repair, identification of headings of precautions and labels affixed to the product for using this product correctly and safely. WARNING When performing operation and maintenance inspection of this product, be sure to follow the safety precautions described in this manual. -
Page 6: Observing Items For Safe Operation
Chapter 1 For Your Safe Operation 2. Observing items for safety Be sure to observe the precautions in this section for use of this equipment. Precautions Contents of precaution Surface temperature Since this is drying equipment, the surface of the equipment reaches high temperatures. - Page 7 Chapter 1 For Your Safe Operation Precautions Contents of precaution Opening/closing cleaning Confirm that there is no material inside from the level window, then port door open/close the door. Before performing maintenance and check work, be sure to turn “OFF” the Maintenance and check power breaker on the front of the control panel.
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Page 8: Outline Of Equipment
Chapter 2 Description of Equipment 1. Outline of equipment This is drying equipment for resin pellets. This equipment removes water in air by absorbent as drying air, and heats the dried air, then feeds it into the hopper, where by drying the resin in the hopper. Since water contained in the ambient air is removed by absorbent, water quantity contained in the dried air does not change, therefore, a stable drying condition is obtained. -
Page 9: Equipment Configuration
Chapter 2 Description of Equipment 2. Equipment configuration This equipment consists of the following device specifications. Confirm which model you have purchased by referring to the models in this section and model on the name plate. <Example of model> DMZ2-900 ① Dehumidifying unit drying wind amount (m NOTE ①... -
Page 10: Confirmation Of Delivered Products
Chapter 2 Description of Equipment 3. Confirmation of delivered products Confirm if the delivered product includes all the types of equipment which you have purchased. Equipment name Delivered state ○ Equipment body Dehumidifying unit ○ Attachment 2m × 4 Connecting hose: Hose band: Connecting short pipe: 2 * These are contained in a cardboard box. -
Page 11: Name Of Each Part
Chapter 2 Description of Equipment 4. Name of each part 冷却水出（上） Cooling water in (upper) 冷却水入（下） Cooling water in (lower) 除湿空気出 Dehumidified air out Regeneration 再生排気口 exhaust port 高温注意！ Caution high temperature! (OP) is optionally equipped （OP）はオプション装備 Dehumidified 除湿空気戻 電源線挿入口 Power line lead-in port air return 警報表示灯（OP）... -
Page 12: External Dimensional Drawing
Chapter 2 Description of Equipment 5. External dimensional drawing キャスター（オプション）付の場合 In the case of equipment with caster (option) Model DMZ2-900 1425 1476 2277 - 8 - [WO-6042- 8 -]... -
Page 13: Configuration Flow Chart
Chapter 2 Description of Equipment 6. Configuration flow chart Configuration flow is based on this chart. [Name of each part] Part Part Name Name Drying hopper Honeycomb rotor Drying heater Drying filter Drying blower Cooler Regeneration blower Duct hose Regeneration heater Heat exchanger - 9 - [WO-6042- 9 -]... -
Page 14: Name Of Each Part On Control Panel And Their Functions
Chapter 2 Description of Equipment 7. Name of each part on control panel and their functions The control panel has a controller which performs run setting and timer setting. Display and operating surface of the controller are made of resin. Do not operate with hard objects such as a pen or metal as the operating surface will damage or break. - Page 15 Chapter 2 Description of Equipment Power switch The main power switch for the dehumidifying unit. [CONTROL ON] pushbutton switch Control circuit switch for dehumidifying unit. [WEEKLY TIMER OFF-ON] select switch (optionally equipped) The switch to select enabling or disabling of weekly timer. Weekly timer (optionally equipped) The timer to automatically run the dehumidifying unit in units of one week.
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Page 16: Chapter 3 Installation
Chapter 3 Installation 1. Installation of equipment Step Item Description Installation of the dehumidifying unit Top view 平面図 冷却水 Cooling water Control panel 乾燥フィルター 制御盤 Drying filter 再生フィルター Regeneration filter Install the unit on a stable level floor. Secure an installation place for maintenance and checks to be made as shown in the drawing. - Page 17 Chapter 3 Installation Step Item Description Connect the dehumidifying unit and the drying hopper with the connecting Connection of hose (heat resistant hose). connecting hose between the 耐熱ﾎｰｽ Heat resistant dehumidifying unit and the drying hopper ﾎｰｽﾊﾞﾝﾄﾞ Hose band 接続口 Connecting Securely connect the connecting part with the hose 接続部分はホースバンドで、エアー漏れ...
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Page 18: Connection Of Power Supply
Chapter 3 Installation 2. Connection of power supply Step Item Description Connection of Connect the relay cords coming out from the dehumidifying unit to the relay relay cord box on the drying hopper side. Relay box 中継ボック ス 除湿ユニット 側 端子... - Page 19 Chapter 3 Installation Step Item Description Connection of Connect your power source to the power breaker in the control panel. Turn the power switch to “OFF” (0), loosen the flat handle for the control panel power supply and open the control panel door. NFB-1 on the upper left in the control panel is a power breaker.
- Page 20 Chapter 3 Installation Step Item Description Turn “ON” the primary power supply in your facility. Check of ↓ positive phase Turn “ON” (1) the power switch on the operation panel. or negative ↓ phase Press the CONTROL ON switch on the control panel face. Indication on the controller lights up.
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Page 21: Chapter 4 Preparations For Operation
Chapter 4 Preparations for Operation 1. Check inside drying hopper Step Description Remove the adjust fastener or knob shown in the drawing, and open the cleaning port door to confirm that no foreign matter has entered. Cleaning inner face Cleaning inner face 内面清掃... -
Page 22: Status Confirmation Of Each Equipment And Resin Feed
Chapter 4 Preparations for Operation 2. Status confirmation of each equipment and resin feed Equipment name Confirming device and conforming items Securely set the filter with a wing nut. In particular, make sure that “portion Drying line filter A” does not deviate. The lid is equipped with a U-type packing, therefore securely set it so as to avoid air leakage. - Page 23 Chapter 4 Preparations for Operation Equipment name Confirming device and conforming items Regeneration Set the regeneration overheat setter. The set value is 255°C. Remove the knob overheat setter to open the external plate door. Adjust the regeneration overheat setter inside. ダイヤル...
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Page 24: Setting Controller
Chapter 4 Preparations for Operation 3. Setting controller Step Contents of operation Turn “ON” (1) the power switch on the control panel face. Turning on power Press the CONTROL ON switch on the control panel face. Preparation of operation Indication on the controller lights up. Press the SV switch. -
Page 25: Chapter 5 Operation
Chapter 5 Operation Step Operation Contents of operation Turn “ON” (1) the power switch on the control panel face. Turning on power Preparation of operation Press the CONTROL ON switch on the control panel face. Indication on the controller lights up. When the Run/Stop switch is depressed, the Run/Stop indication lamp Drying start lights up, and drying operation starts. -
Page 26: Chapter 6 Maintenance And Check
Chapter 6 Maintenance and Check Caution high temperature Even if the unit is stopped running, the hot condition will continue for a while, therefore, wait until it cools sufficiently. (It takes five hours to naturally cool as a guide.) Sufficiently note that even if the outside of the unit is cooled, inside of the unit and drying material are still very hot. -
Page 27: Weekly Maintenance And Check
Chapter 6 Maintenance and Check 2. Weekly maintenance and check Inspection items Contents of work Disconnection of hose and air Connecting hose between the dehumidifying unit and drying hopper (heat leakage from hose resistant hose) Check that the hose between the dehumidifying unit and drying hopper is disconnected, and there is no air leakage. - Page 28 Chapter 6 Maintenance and Check Inspection items Contents of work Cleaning of drying filter Remove the filter, and check if it is not clogged and clean. After cleaning, securely set the filter so as to avoid air leakage. [Disassembly and cleaning of filter] Filter Seal washer Case...
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Page 29: Monthly Maintenance And Check
Chapter 6 Maintenance and Check 3. Monthly maintenance and check Inspection items Contents of work Retightening terminal Confirm presence/absence of looseness wiring connection in the control panel and of electric devices in the unit, and retighten connections. CAUTION Before starting to check, be sure to turn off the power switch on the front of the control panel, and also turn off your primary power source. -
Page 30: Chapter 7 Alarm Function
Chapter 7 Alarm Functions CAUTION Before checking and recovering the cause of an abnormality, be sure to turn “OFF” (0) the power switch on the front of the control panel. Never perform work in a state that the power is “ON” (1), which may lead to a failure and/or accident. - Page 31 Chapter 7 Alarm Functions Alarm indication Contents of alarm Remedies Drying temperature sensor Wire of sensor for drying Confirm whether the drying wire breakage (E5) temperature control is broken or the temperature sensor (thermocouple) is sensor is in temperature detection properly connected.
- Page 32 Chapter 7 Alarm Functions Alarm indication Contents of alarm Remedies Upper limit temperature This is informed when the detected Confirm that the drying set temperature temperature “PV” exceeds the “SV” is within a standard setting range, (E9) deviations of the upper limit and the drying upper limit temperature temperature set value “dUS”...
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Page 33: Chapter 8 Maintenance And Check
Chapter 8 Causes of Trouble and Remedies CAUTION Before performing a check, stop the unit, and after confirming that the unit completely stops, turn “OFF” the power switch, then start a check after the heating part cools to a temperature which does not cause burns. - Page 34 Chapter 8 Causes of Trouble and Remedies Drying blower does not rotate Check point Remedy Precaution Turn “ON” (1) the primary power Confirm whether the indication If it is not corrected even when the lamp on the controller is lit. supply and the power switch on the remedy described at the left is control panel.
- Page 35 Chapter 8 Causes of Trouble and Remedies Blower causes overload operation, and thermal relay trips Check point Remedy Precaution Take out the cartridge filter in the If it is contaminated or clogged, If the cartridge filter is severely filter case, and check that it is not blow clean dry air to the inside of deteriorated and adherents cannot clogged.
- Page 36 Chapter 8 Causes of Trouble and Remedies Air quantity from blower is small Check point Remedy Precaution Take out the cartridge filter in the If it is contaminated or clogged, If the cartridge filter is severely filter case, and check that it is not blow clean dry air to the inside of deteriorated and adherents cannot clogged.
- Page 37 Chapter 8 Causes of Trouble and Remedies Drying temperature does not rise, or does not lower Check point Remedy Precaution Check that the connecting hose in If the hoses are broken, replace Confirm the air leakage position, then the dehumidifying unit, and the with new hoses.
- Page 38 Chapter 8 Causes of Trouble and Remedies Controller does not display even when power switch is turned “ON” (1) and CONTROL ON switch is depressed. Check point Remedy Precaution If it is not “ON” (1), turn “ON” (1) Check that the power switch on the front of the control panel is “ON”...
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Page 39: Thermal Set Value
Chapter 8 Causes of Trouble and Remedies Thermal set value for every model (A) DMZ2-900 Power Drying blower Regeneration blower supply (OCR-1) (OCR-2) (OCR-3) Set value (A) Range (A) Set value (A) Range 50Hz 60Hz 50Hz 60Hz 50Hz 60Hz AC200V 18 –... -
Page 40: Chapter 9 Technical Manual
Chapter 9 Technical Manual 1. Controller default set value User setting value Each time the SV switch is depressed, parameter display is switched in the following sequence. However, note that the mode moves to the engineering setting mode if the SV switch is kept depressed for five seconds or longer. -
Page 41: How To Start Auto Tuning
Chapter 9 Technical Manual 2. How to start auto tuning This controller does not display auto tuning error. Even if an auto tuning error (sensor wire breakage, or three hours or longer of auto tuning time has passed) occurs, the display or the buzzer does not move to alarm operation. -
Page 42: Influence Of Gas Generated From Resin
Chapter 9 Technical Manual 3. Influence of gas generated from resin Information about influence of gas generated from resin The unit may not normally function due to influence of gas generated from resin. It is required to take remedies to suppress the influence of gas for resin which may possibly generate gas. As remedies, there are some methods such as employing a one path method and installing gas collecting equipment, however, it is necessary to select a method depending on the material to be dried. - Page 43 Chapter 9 Technical Manual ● List of resins which require measures for the unit due to influence of gas is considered (Resin marked with ○ in gas measure column in the table requires some measure. Resin marked with × is judged to require no measure, however, it may require some measure depending on the type of substances to be mixed.) (Researched in 2002) Necessity of...
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Page 44: Relationship Between Dry Air Dew Point And Ambient Condition
Chapter 9 Technical Manual 4. Relationship between dry air dew point and ambient condition The following shows a relationship between status of outside air and dried air dew point. Dried air dew point is influenced by the condition of outside air (dew point). It is necessary to note that dried air dew point adversely depends on the status of outside air. -
Page 45: Chapter 10 Machine Consumable Parts List
Chapter 10 Machine consumable parts list Part name Maker Model Q’ty DMZ2-900 Drying blower HOUSHIN RB80-520 Regeneration blower Matsushita SAM-DBT-2P-075 19.2 – 23.2kW Regeneration heater MATSUI Drying filter MATSUI MXF-561-580S Regeneration filter MATSUI MXF-245-100P - 41 - [WO-6042 - 41 -... -
Page 46: Chapter 11 Option
Chapter 11 Option 1. Leakage breaker The power breaker is provided with a leakage breaker, which protects against ground faults, overloads and short-circuits, and prevents leakage. Symbol Name Maker Model ELB-1 Leakage breaker Mitsubishi Electric See drawing * If a leakage breaker is provided, no fuse breaker (NFB-1) can be installed. 2. -
Page 47: External Start And Stop
Chapter 11 Option 3. External start and stop This dryer can be “operated and stopped” by external signal. (For external start signal, prepare non-voltage a-contact.) For external start signal, connect a signal line to the terminal box in the control panel. The dryer starts when the external start signal is turned “ON,”... -
Page 48: Alarm Indicator
Chapter 11 Option 5. Alarm indicator 1) Rotating lamp This rotating lamp lights up when all alarms operate, and can be confirmed in a wide area. Alarm indicator 警報 表示 器 GENERAL ALARM IND. 総合警 報表 示 REVOLVING LIGHT PL-AL 回... -
Page 49: Ready For Different Voltage
Chapter 11 Option 6. Ready for different voltage This dryer can be made compatible for different voltages as a special specification. (For compatibility when an order is received and modification after delivery, contact us separately.) 7. Operation power supply [100V] This dryer can be compatible for operation power supply [100V] as a special specification. - Page 50 Chapter 11 Option NOTE ● Satisfactory dehumidifying air dew point (-40°C or lower) may not be obtained depending on environmental conditions and load, etc. In this case, gradually increase the set value for regeneration exhaust temperature (approximately 5°C) while checking the dehumidifying air dew point with the dew point indicator.
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Page 51: Chapter 12 Specifications
Chapter 12 Specifications 1. DMZ2-900 Specification － Unit model DMZ2-900 Installing 2-40°C Temperature environment (Temperature at which cooling water is not frozen) Dried air Ambient condition: Average dew point Temperature 30°C Relative humidity 75% (DP+25%) Dried air dew point depends on operating condition. Outside air mixing 10% Dried air quantity Dried air quantity depends on operating condition. - Page 52 Chapter 12 Specifications － Unit model DMZ2-900 Control Drying temperature adjustment PID control Regeneration temperature PID control adjustment Alarm protective circuit Proper temperature (drying, regenerative) Thermal trip Motor reverse prevention Cooling delay at stop ① 200V AC Power voltage 50/60Hz 3-phase ②...
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