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Shini STM-W-D Series Instruction Manual
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Shini STM-W-D Series Instruction Manual

Shini STM-W-D Series Instruction Manual

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STM-W-D
Water Heater
Date：Jun. 2022
Version：Ver.G (English)

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Summary of Contents for Shini STM-W-D Series

  • Page 1 STM-W-D Water Heater Date：Jun. 2022 Version：Ver.G (English)
  • Page 2 Contents General Description ..................6 1.1 Coding Principle ..................7 1.2 Feature ....................7 1.3 Options ....................7 1.4 Pump Performance ................. 9 1.5 Reference Formula of Mould Controllers Model Selection ...... 9 1.6 Safety Regulations ................10 1.6.1 Safety Signs and Labels ............. 10 1.6.2 Signs and Labels ................
  • Page 3 4.3.1 Start-up Steps ................25 4.3.2 Shutdown ................... 27 4.4 Current Fault Inquiry ................27 4.5 Inquiry Screen ..................28 4.5.1 Data Inquiry ................29 4.5.2 History Fault Inquiry ..............30 4.5.3 Output Inquiry ................30 4.5.4 Input Inquiry ................30 4.5.5 Controller Version Inquiry ............
  • Page 4 6.1.5 Half-yearly Checking ..............57 6.1.6 Yearly Checking ................. 58 6.1.7 3 year Checking ................. 58 Table Index Table 4-1：Standby Screen Icon & Press Key Description ....... 23 Table 4-4：Water Refilling Time of Each Water Heater Model ......26 Table 4-5：Current Fault Inquiry Screen Icon Key Description ......28 Picture Index Picture 1-1：Water Heater STM-W-D ..............
  • Page 5 Picture 4-17：User Parameter Setting Screen ..........34 Picture 4-18：Action Setting Screen ..............35 Picture 4-19：Timer Setting Screen ..............36 Picture 4-20：Main Screen ................36 Picture 4-21：Timing On/Off Setting ..............36 Picture 4-22：Timer Inquiry and Modification Screen ........37 Picture 4-23：System Setting Screen ............... 37 Picture 4-24：Data Download Screen ...............
  • Page 6 Read this manual carefully before operation to prevent damage of the machine or personal injuries. STM-W-D series waters heater are used to heat up the mould and maintain heater are used to heat up the mould and maintain temperature, although they can be used in other similar applications.
  • Page 7 Double-stage Water type First Two Codes: Heater Power (kW) Last Two Codes: Pump Power (×10 Shini Mould Temp. Controllers 1.2 Feature  Adopt SSR solid-status heating output, and the maximum heating temp. is up to 120℃, with precision of ±0.5℃;...
  • Page 8 Chapter 6 is intended for service engineers, and other chapters are for the operator. Any modifications of the machine must be approved by SHINI in order to avoid personal injury and machine damage. We shall not be liable for any damage caused by unauthorized change of the machine.
  • Page 9 Pump Performance Flow rate (L/min) Picture 1-2：Pump Performance Reference Formula of Mould Controllers Model Selection Heater Power (kW) = mould weight (kg) × mould specific heat (kcal/kg℃) × temperature difference between mould and environment (℃) × safety coefficient / heating duration / 860 Note: safety coefficient can select a value from 1.3 to 1.5.
  • Page 10 1.6 Safety Regulations Strictly abide by the following safety regulations to prevent damage of the machine or personal injuries. 1.6.1 Safety Signs and Labels Danger! The unit is designed to endure high temp, and high pressure. For safe operation, do not remove the covers or switches. Attention! The unit should be operated by qualified personnel only.
  • Page 11 Warning! High temperature, take care of hands! This label is attached on the surface of heating parts. 1.6.2 Signs and Labels Please according to schedule to make regular maintenance. From mould: connector for circulating water/oil coming from mould. To mold: connector for circulating water/ oil to go to mould.
  • Page 12 Pump pressure gauge Water outlet: drainage outlet. Water inlet: inlet for replenishing water and cooling water. 1.6.3 Operation Regulations 1) Before operation, make sure that cooling water is clean soft water without pollutants. ※ Low quality water brings limescale, which may cause problems. ※...
  • Page 13 The following statements clarify the responsibilities and regulations born by any buyer or user who purchases products and accessories from Shini (including employees and agents). Shini is exempted from liability for any costs, fees, claims and losses caused by reasons below: 1) Any careless or man-made installations, operation and maintenances upon machines without referring to the Manual prior to machine using.
  • Page 14 2. Structure Characteristics and Working Principle 2.1 Main Functions STM-W-D series waters heater are used to heat up the mould and maintain temperature, although they can be used in other similar applications. This series of water heater takes water as the heat medium, featuring low cost and environment-friendly, which ensures good working environment of the workshop.
  • Page 15 is too high (Reach set value of high pressure switch), alarm would sounds and machine halts; when cooling water pressure fails to reach the set value, pressure switch will send a signal of water storage to launch low pressure alarm and machine halts.
  • Page 16 3. Installation and Debugging ion and Debugging 3.1 Installation Space During installation of the machine, keep at least 500mm installation space around During installation of the machine, keep at least 500mm installation space around the machine as shown by the picture. Do not install the machine in a position the machine as shown by the picture.
  • Page 17 Model Water Inlet and Outlet Size Joint Type φ13mm（ext. diameter） STM-607W-D/910W-D Pagoda joint φ25mm（ext. diameter） STM-1220W-D Pagoda joint Cooling water outlet Cooling water inlet Picture 3-2：Cooling Water Connection Note: Cooling water inlet and outlet as shown by the Figure. Please do not connect reversely. Please connect the cooling water outlet with high temperature resistant pipe (The working temp.
  • Page 18 Main power voltage: +/- 5% Main power frequency: +/- 2% 7) Please refer to electrical drawing of each model to get the detailed power supply specifications 3.4 Options Installation 3.4.1 Installation steps for options water manifold (dewaxing). 1) Install copper joint to the globe valve; 2) Install globe valve with copper joint to the dewaxing water manifold.
  • Page 19 1) Install copper joint to the globe valve; 2) Install globe valve with copper joint to the dewaxing water manifold. 3) Install water manifold to the machine. 4) Connect the water manifold with the connector with screws; 5) Install Teflon to copper joint. Attention! Note: For the operating temperature not higher than 200 ℃...
  • Page 20 1) Connect the air blowing joint parts to “Toward mold mouth” on mold temperature controller and then install the water flow regulator. 2) When it's in oFF state, enter the user setting screen and click reverse emptying, and it will start the emptying valve; It can start up and shut down by manual, or stop automatically after running the “reverse time”.
  • Page 21 The solenoid valve is connected to the signal output terminal block of the emptying valve. Please refer to the details of each model’s circuit diagram. 3.4.4 Installation and Operation Steps of the Optional Manual Air Drainer 1) Connect the air blowing joint parts to “Toward mold mouth” on mold temperature controller and then install the water flow regulator.
  • Page 22 4) The compressed air pressure range is 2 ~ 6bar. It uses the clean high-pressure air without water. Connect the quick air pipe connector shown in above Picture 5. If the high-pressure air in customer’s plant doesn’t meet above requirements, please provide the filter & pressure regulator by yourself.
  • Page 23 Application and Operation 4.1 Machine Startup After the system is powered on, the panel displays the startup screen, as below: Picture 4-1：Startup Screen 4.2 Main Screen 4.2.1 Standby Screen Unit 1 Running status Unit 2 Fault inquiry Setting TEMP. PV Forced cooling Temp.
  • Page 24 Show Unit 2 Displays of unit 2 Only Fault Press If there is a fault, click this button to enter the "Current Fault Inquiry" page; inquiry Otherwise, click this button to enter the "Inquiry" page. Press Setting Enter the user setting screen Forced Press to turn on the forced cooling function, press...
  • Page 25 Running Running Pump forward/ reverse running Heating/cooling Reverse emptying Media p Media p IN Temp. IN Temp. Mold Temp. Out Flux Mold Temp. Out Flux Picture 4-3：Operation Screen Table 4-2：Operation Screen Icon & Press Key Description Icon Name Description Pump forward/reverse This icon indicates that the unit starts the pump forward / reverse running running This icon indicates that the unit starts heating control.
  • Page 26 Running Running Media p Media p IN Temp. IN Temp. Mold Temp. Out Flux Mold Temp. Out Flux Picture 4-5：Running Screen 5) Click the value corresponding to the SV to set the required temp. The upper limit temp. is the max. value can be set by the system (The values of various models are as follows) Table 4-3：...
  • Page 27 STM-607W/W-D/PW STM-3650W STM-1220W/W-D/PW/WF Model /PW-D/HPW/WF /STM-3650WF / /STM-2440W/STM-2430WF STM-910W/W-D//WF /STM-4875WF 120S 180S 4.3.2 Shutdown 1) In the standby screen, press the < Forced Cooling > button to turn off the heating output, and the cooling is 100% on. 2) When the temp. drops below 50 ℃, press the < Forced Cooling > button to turn off the forced cooling, and then press the <...
  • Page 28 ALARM Output medium pressure sensor No.1 fault 2021/01/15 13:42:33 Upper page Next page Silence Fault reset Picture 4-6：Current Fault Inquiry Screen Table 4-5：Current Fault Inquiry Screen Icon Key Description Press Key Key Name Description Fault reset After trouble-shooting, press this key to reset the fault. Silence Eliminate the system alarm sound Turn the page to query the fault information, gray key can’t be...
  • Page 29 In the "Operation" screen, click the < Setting > button to enter the "User Setting" screen, and click the < Inquiry> button to enter the inquiry screen. Inquiry Picture 4-8：User Setting Screen 4.5.1 Data Inquiry Picture 4-9：Data Inquiry Screen It starts to count the unit running time after the assembly is finished, so the new machine will need some time for running.
  • Page 30 Check the current temperature or pressure of all probes in the system, and the system running time. 4.5.2 History Fault Inquiry Picture 4-10：History Fault Inquiry Screen 4.5.3 Output Inquiry Picture 4-11：Output Inquiry Screen When the indicator is gray, it means that the corresponding relay has no output.
  • Page 31 Picture 4-12：Input Inquiry Screen When the indicator is gray, it means that the corresponding switching value input is invalid When the indicator is green, it means that the corresponding switching value input is valid. 4.5.5 Controller Version Inquiry Picture 4-13：Version Inquiry Screen Take actual display as standard.
  • Page 32 Picture 4-14：Curve Trend Inquiry Screen 1) It can choose the temperature curve, pressure curve or flow curve. This option is available only if the corresponding sensor is selected. 2) Longitudinal coordinates： 3) Click to set the upper and lower limit coordinates of Y-axis to check the curve.
  • Page 33 4.6 Password Management 4.6.1 Login Two groups of user names and passwords, as shown in the Table below: Table 4-6：User and Password Function User Password (can be Function Name modified) User none Enter【User Setting】screen Project 3588 Enter【Project Setting】【User Setting】screen 4.6.2 Password Modification In the "User Setting"...
  • Page 34 If the passwords of twice inputs are different, it will pop up the prompt box of "different passwords", it indicates the password modification is not success. If the modified password is successful, it will pop up the prompt box of "Password Modified Successfully! Please be noted to save the new password! ".
  • Page 35 Local: Unit startup and shutdown can only be controlled locally. Start/stop local ~ local + Local + Remote: unit startup and shutdown can local Mode remote ~ remote both be controlled locally and remotely. Remote: Unit startup and shutdown can only be controlled remotely.
  • Page 36 Picture 4-19：Timer Setting Screen Set the system time in the “clock” area. After the timer main switch is turned on, it can set the timing on/off process, as shown in picture below: Clock Running Running Media p Media p IN Temp. IN Temp.
  • Page 37 on, the user can check the main screen. There are six groups of time can be set in all, and the time of each group can be selected by the switch: unuse, timing on or timing off. If the "timer main switch" is turned "ON", press the < Clock > button on the main screen to check the timing and modify the screen.
  • Page 38 following screen: Picture 4-24：Data Download Screen 1) Temp. Data Download Picture 4-25：Temp. Data Download Screen Local data backup: copy the temp. data on the display board to the U disk (the data of display board can be saved for up to 48 hrs.). Copy the temperature data stored on the display board to the USB flash disk.
  • Page 39 Picture 4-26：Alarm Record Download Screen 4.7.6 Project Setting In the "User Settings" screen, click the < Advanced Setting > button and enter the password to enter the “Project” screen. Picture 4-27：Project Screen 1. Project Parameter Setting Set project parameters, and the specification of each parameter refers to “Project Parameter Table”.
  • Page 40 Table 4-9：Project Parameter Description Initial Setting Parameter Name Unit Remarks Value Range Control response 15.0 1~30 adjustment Ar Adjust PID control response ℃ Heating 0.1~200.0℃ proportional 46.4 32.2-392.0 band P Cooling The times of heating proportional proportional 0.1~20.0 band band PC Integral time Ti 100.0 1~3600...
  • Page 41 pump reverse running. ℃ 0-60.0 1.【Auxiliary heating output temp. difference】=0: Only use the main heating output. 2. 【Auxiliary heating output temp. difference】 ！=0： 1) When the control temp. is less than (set temp.- 【Auxiliary heating output temp. difference】) temp. Auxiliary heating difference, start the heating and output temp.
  • Page 42 rises by every 5℃ , it needs to open the solenoid valve for 0.5 secs. till the temp. stabilizes at the set value. ℃ 100.0 0.0-180.0 High temp. water heater: Use plunger pump to refill the Plunger pump water and start temp. Only when it ℉...
  • Page 43 cooling, this fault will not be solved in previous temp. rises / drops. (1) |Return medium temp. – ℃ 0-50.0 medium output temp. |>【 return medium temp. deviation】, delay 【temp. deviation alarm delay 】 secs., it alarms “Large return Different mould ℉...
  • Page 44 "heater alarm", and continue to control the temp. Manual reset. 2. Set to 0, disable the limit detection. ℃ PV－ 【SV】 > 【overheat trip output 0~100 Over temp. trip temp. difference】, open the circuit ℉ temp. difference 0-180 breaker, the EGO will alarm; ℃/ sec.
  • Page 45 Analog quantity Compensation flow measurement -30.0~30.0 L/min error. compensation Comm. address 0-32 19200. 4800, 9600, Baud rate 19200 No parity, Assist Communication basic info. setting even parity Check bit parity check, odd parity 1 bit, 2 stop Stop bit 1bit bits Comm.
  • Page 46 1. After system powered on, it starts to detect the inlet water pressure. Manual Low pressure 2. Low pressure input point is valid, and the alarm delays reset 2 secs. 1. Switching detection: Non high temp. water machine： 1）Power-on detection 2）High pressure input point is effective, and the alarm delays two secs.
  • Page 47 Oil machine： 1. Power-on detection 2. Detection method: When it detects there’s no signal input of the low liquid level, the alarm delays for two secs. High temp. water machine: 1. Detect after the start-up 【water refilling time】 , if there’s Manual Low liquid level no high liquid level signal input, it alarms for the “low...
  • Page 48 1． When it alarms, the machine runs normally. After troubleshooting, reset manually. 2. Detecting during unit’s operation: (1)| Control temp. – return medium temp. | >【Return medium temp. deviation 】, it delays【 Temp. difference Large temp. Auto alarm delay 】secs., and it alarms large return medium difference reset temp.
  • Page 49 1. When it alarms, the machine runs normally. 2. 【SV】 －PV > 【Low temp. deviation alarm】 , it delays 2 secs., and gives low temp. alarm. 【SV】 －PV > 【Low temp. deviation alarm】 , it resets the fault automatically. Auto Too low temp.
  • Page 50 1. When it alarms, the machine runs normally. After troubleshooting, reset manually. 2. Detecting during unit’s operation: (1)| Control temp. – mould temp. | > 【 Mould temp. deviation 】, it delays【 Temp. difference alarm delay 】 Too large mould Auto secs., and it alarms large return medium temp.
  • Page 51 Trouble-shooting Failures Possible reasons Solutions Did not connect through power Connect through power supply. supply. LCD displays nothing Replace main switch. Main switch broken. Check electrical wires. after switch on power Power supply wires problems. Fix the fuse. and press ON/OFF key. Control circuit fuse melt.
  • Page 52 After a while pump still fails to run. Wait for a while. Differences between Too short time after machine startup. Check temperature parameters. temperature Temperature parameter setting error. Please refer to the standard manual of actual temperature is setting parameters. Cooling water valve problems.
  • Page 53 Maintenance and Repair 1.Clean the solenoid valve. Period：Every three months. 2.Clean the Y-type filter valve. Period：monthly. 3.Clean the pipe heater. Period：Every six months. 4.Check the contactor. Period：Every three months. Pay attention to the following rules during maintenance: 1) It requires more than two persons to check the machine. First reduce the temperature, cut off the power supply and drain the oil and water;...
  • Page 54 6.1 Open the Covers 1) Remove the screws on the side plate, and then lift the side plate up and take it out. Picture 6-1：Open the Covers 1 2) Remove the four screws on the cover plate, lift it up and remove the cover plate.
  • Page 55 2) Impurities or pollutants may cause errors and bad temperature control. Clean the Y type strainer periodically. 3) Cleaning steps: turn off power and cooling water supply. Open the lower cover of the Y type strainer to clean it (as picture below). Picture 6-4：Y Type Strainer 6.3 Solenoid Valve Replace solenoid valve：...
  • Page 56 Picture 6-6：Pipe Heater 1 2) Remove the pipe heater cover (Refer to picture, unlock the screw, loosen the wire clamp, and remove the pipe heater cover). Picture 6-7：Pipe Heater 2 3) After cleaning it, install the pipe heater to the machine according to above opposite orders.
  • Page 57 6.1 Maintenance Schedule 6.1.1 About the Machine Model: Manufacture date: Ф Voltage： Frequency： Hz Power： 6.1.2 Installation & Inspection Check the installation space is enough as required. Check the pipes are correctly connected. Electrical installation Voltage: Fuse melting current: 1 Phase 3 Phase Check phase sequence of power supply.
  • Page 58 Check damaged pipes. Clean process heater/cooler. Check indicator and buzzer. Replace the hot kerosene with a using temperature above 120~160 degree 6.1.6 Yearly Checking Replace the hot kerosene with a using temperature above 120 degree 6.1.7 3 year Checking PC board renewal. No fuse breaker renewal.
  • Page 59 2000(0), 2001(1), …, 0 ~ 99 read only RTC YEAR Current year 2099(99) RTC MONTH Current month 1 ~ 12 read only RTC DATE Current date 1 ~ 31 read only Sun.(0), Mon. (1), 0 ~ 6 read only Tues.(2), …, Sat.(6) RTC DAY Current week RTC HOUR...
  • Page 60 ※2 (Operate it with bit Remote control input 0 ~ 255 address)(as shown in read only REMOTE ERROR alarm Appendix 3) ※2 (Operate it with bit 0 ~ 255 address)(as shown in read only KEY STATUS KEY key status Appendix 3) ※2 (Operate it with bit 0 ~ 255 address)(as shown in...
  • Page 61 When the PV temp. is less than [Emptying temp.], the 0-120.0℃ read /write reverse emptying can be Emptying temp. started. Emptying time 60 secs. 0-600 secs. read /write Appendix 2：STM Comm. Variable Table (2) D-Map English Chinese Range Description Type （40000+i) ※1 (Different displays Control target value...
  • Page 62 TURB ALARM Interference alarm 0 ~ 550℃ read /write HEATER Heater alarm 0 ~ 3600s read /write ALARM ※1 (Different displays depending on whether the SUB HEATING Auxiliary output 0 ~ 550℃ read /write temp. unit ° C has a decimal point.) COOLING Cooling temp.
  • Page 63 NOW HOUR Hour setting 0 ~ 23 read /write NOW MINUTE Minute setting 0 ~ 59 read /write Sun.(0), Mon. (1), SCHDULE DAY Week reserve setting 0 ~ 127 read /write Tues.(2), …, Sat.(6) AUTO-START Reserve auto start 0 ~ 24 Unuse (00:00) read /write HOUR...
  • Page 64 （40000 +i.j) Auto-tuni Buzzer Input Control Cooling Suction Reserve STATUS power Pump Pump Water forward forward Suction Alarm Breaker STATUS refilling action action High Pump High start liquid liquid STATUS overload pressure pressure control Level Level ALARM Phase Temp. Deviation Interference Heating STATUS...
  • Page 65 LED) Auxiliary Pump Pump Heater Cooling Water Power heating forward reverse Alarm STATUS output output refilling output action action Appendix 4：Bit Address Variables（2） B0-pump overload 0：Close B1-heater overheat 1：Open B2-low pressure Switching (each bit value status B3-high pressure read only corresponding to this B4-low liquid level address)
  • Page 66 B0 heater alarm B8 / B1 / B9 / 0：no fault，1：fault B2 / B10 / Fault info.2 (Each bit value B3 / B11 overheat alarm read only corresponding to this B4 overheat B12 mould temp. difference alarm address) B5 low temp. B13 low flow alarm B6 / B14 3-phase power shortage...

This manual is also suitable for:

Stm-607w-dStm-910w-dStm-1220w-d