Related Manuals for Lauda LRZ 926
Summary of Contents for Lauda LRZ 926
- Page 1 Operation manual Interface module LRZ 926 RS 232/485 Advanced module Read this manual prior to performing any task! V1R13...
- Page 2 Manufacturer: LAUDA DR. R. WOBSER GMBH & CO. KG Laudaplatz 1 97922 Lauda-Königshofen Germany Telephone: +49 (0)9343 503-0 Fax: +49 (0)9343 503-222 E-mail: info@lauda.de Internet: https://www.lauda.de Translation of the original operation manual Q4DA-E_13-021, 1, en_US 05/09/2022 © LAUDA 2022 2 / 43...
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Page 3: Table Of Contents
Communication monitoring........................20 7.2.4 Read commands............................21 7.2.5 Write commands............................26 7.2.6 Availability of the interface functions....................29 7.2.7 Error messages............................32 Control and automation software..........................34 Maintenance..................................35 Faults....................................36 Alarm.................................... 36 Interface module LRZ 926 3 / 43... - Page 4 Error....................................36 Warning..................................37 Decommissioning................................38 Disposal....................................39 Accessories..................................40 Technical data..................................41 Index..................................... 42 4 / 43 Interface module LRZ 926...
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Page 5: General
The interface module is an accessory that increases the connections options of LAUDA constant temperature equipment. It may only be installed in con- stant temperature equipment that supports the interface provided. Refer to the chapter "Compatibility” in this operating manual for a list of compatible product lines. -
Page 6: Compatibility
This operating manual or parts thereof may not be modified, translated or used in any other capacity without the written consent of LAUDA. Violation of this may obligate the violator to the payment of dam- ages. Other claims reserved. -
Page 7: Contact Lauda
Contact LAUDA Contact the LAUDA Service department in the following cases: Troubleshooting Technical questions Ordering accessories and spare parts Please contact our sales department for questions relating to your specific application. Contact information LAUDA Service Phone: +49 (0)9343 503-350 Fax: +49 (0)9343 503-283 Email: service@lauda.de... -
Page 8: Safety
This operating manual is applicable in combination with the operating manual of the constant temperature equipment in which the interface module is installed. Manuals for LAUDA products are available for download on the LAUDA website: https://www.lauda.de The warnings and safety instructions in this operating manual must be ... -
Page 9: Information About The Interface Module
Use only suitable cables of sufficient length for cable connections. Make sure that the protective screen on the cables and connec- tors complies with EMC regulations. LAUDA recommends using pre- assembled cables. Always lay cables correctly so that they do not pose a tripping hazard. ... -
Page 10: Unpacking
After installing the equipment, dispose of the packaging materials in line with environmental regulations, see Ä “Packaging” on page 39. If you discover any damage on the interface module, contact LAUDA Service immediately, see Ä Chapter 1.6 “Contact LAUDA” on page 7. 10 / 43... -
Page 11: Device Description
Purpose The RS 232/485 module is designed for installation in constant temperature equipment that supports the serial interface. The RS 232/485 interface allows the user to activate constant temperature equipment via the LAUDA command set (for example, control station). Structure... -
Page 12: Before Starting Up
Always observe safety measures against electrostatic dis- charge. The module installation description essentially applies to all LAUDA constant temperature equipment; the example diagrams here show the installation of an analog module in constant temperature equip- ment from the Variocool product line. - Page 13 Secure the cover to the casing using two M3 x 10 screws. The new interface on the constant temperature equipment is ready for operation. Fig. 5: Securing the cover (schematic dia- gram) Interface module LRZ 926 13 / 43...
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Page 14: Using The Module Box
Using the module box You can extend LAUDA constant temperature equipment by two additional module slots using the LiBus module box. The module box is designed for interface modules with a large cover and is connected to constant tem- perature equipment via a vacant LiBus socket. -
Page 15: Commissioning
- Status information is transmitted at the same time as the handshake data. Status information is not included in the operating data, but the signaling requires a 7-wire cable for additional signal lines. Interface module LRZ 926 15 / 43... - Page 16 D-Sub socket on the PC: Table 2: D-Sub sockets for RS 232 with hardware handshake Constant temperature PC / control station equipment Signal Contact Contact Contact Signal (9‑pin) (9‑pin) (25‑pin) 16 / 43 Interface module LRZ 926...
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Page 17: Contact Assignment Rs 485
Check whether a software warning appears on the display. Warning 510 - 532 SW update required or SW too old : Please contact LAUDA Service, see Ä Chapter 1.6 “Contact LAUDA” on page 7. No software warning: Operate the constant temperature equip- ... -
Page 18: Operation
All available read and write commands as well as the meaning of any error messages that may occur are presented below. Note the following informa- tion relating to syntax and sequencing when using these commands: 18 / 43 Interface module LRZ 926... - Page 19 128 device addresses are available. Device addresses always contain three digits and start with "A": "A000_..." – "A127_...". Commands from an external source must always end with CR. The response from the constant temperature equipment always ends with Interface module LRZ 926 19 / 43...
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Page 20: Operating Rights
If a command is not sent via the interface for the duration of the preset timeout, the timeout has expired and a disconnection is detected. 20 / 43 Interface module LRZ 926... -
Page 21: Read Commands
(Pt) [°C], 0.001 °C IN_PV_13 25 Overtemperature turn off point T_Max [°C] IN_SP_03 27 Limitation of outflow temperature TiH (upper limit) [°C] IN_SP_04 29 Limitation of outflow temperature TiH (lower limit) [°C] IN_SP_05 Interface module LRZ 926 21 / 43... - Page 22 – negative value à device is cooling – positive value à device is heating 13 Controller actuating signal in watts IN_PV_08 – negative value à device is cooling – positive value à device is heating 22 / 43 Interface module LRZ 926...
- Page 23 69 Offset source X for set point: 0 = normal / 1 = external Pt / 2 = external [–] IN_MODE_04 analog / 3 = external serial / 5 = external Ethernet / 6 = external EtherCAT / 7 = external Pt 2 (only for Integral) Interface module LRZ 926 23 / 43...
- Page 24 96 Contact input 1: 0 = open / 1 = closed [–] IN_DI_01 98 Contact input 2: 0 = open / 1 = closed [–] IN_DI_02 100 Contact input 3: 0 = open / 1 = closed [–] IN_DI_03 24 / 43 Interface module LRZ 926...
- Page 25 122 Solenoid valve, shut off valve 2 [–] VERSION_M_4 (Solenoid valve must be present) 124 Pump 1 [–] VERSION_P_0 125 Pump 2 [–] VERSION_P_1 126 Heating system 1 [–] VERSION_H_0 127 Heating system 2 [–] VERSION_H_1 Interface module LRZ 926 25 / 43...
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Page 26: Write Commands
[–] OUT_SP_01_XXX 30 Set pressure (for pressure control settings) [bar] OUT_SP_06_X.XX 36 Through-flow control set point [l/min] OUT_SP_09_X.XX 70 Activate through-flow control: 0=Switch = switch off / 1 = switch on [–] OUT_MODE_05_X 26 / 43 Interface module LRZ 926... - Page 27 66 Control in control variable X: 0 = internal / 1 = external Pt / [–] OUT_MODE_01_X 2 = external analog / 3 = external serial / 5 = external Ethernet / 6 = external EtherCAT / 7 = external Pt 2 (only for Integral) Interface module LRZ 926 27 / 43...
- Page 28 Executing this command may stop any programs that are currently running. 78 Start programmer [–] RMP_START 79 Pause programmer [–] RMP_PAUSE 80 Continue programmer (after pause) [–] RMP_CONT 81 End programmer [–] RMP_STOP 28 / 43 Interface module LRZ 926...
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Page 29: Availability Of The Interface Functions
ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü – – – – ü * Equipment type as per rating label Interface module LRZ 926 29 / 43... - Page 30 ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü * Equipment type as per rating label 30 / 43 Interface module LRZ 926...
- Page 31 ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü ü * Equipment type as per rating label Interface module LRZ 926 31 / 43...
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Page 32: Error Messages
* Equipment type as per rating label 7.2.7 Error messages The following is a description of the error messages of the interface modules. The string ERR_X or ERR_XX is output after an incorrect command. 32 / 43 Interface module LRZ 926... - Page 33 ERR_39 Operation is not permitted. Safe Mode is active. ERR_40 Operation is not permitted. Safe Mode is switched off. Operation is not permitted. Constant temperature equipment ERR_41 is in error status. Interface module LRZ 926 33 / 43...
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Page 34: Control And Automation Software
In order to cater for the programming needs of the interface used here, drivers designed specially for LABVIEW ® can be downloaded free of charge from the download area of its LAUDA website: https://www.lauda.de/de/services/download-center/filter/Software 34 / 43... -
Page 35: Maintenance
When using compressed air: Always set a low working pressure to prevent mechanical damage to the connections. If you have any questions about technical modifications, please contact LAUDA Service, see Ä Chapter 1.6 “Contact LAUDA” on page 7. Interface module LRZ 926... -
Page 36: Faults
Table 28: RS 232/485 error messages Code * Meaning 501 – 504, 507, 508 Interface module hardware faulty. Contact the LAUDA department. Internal 24 V voltage of the interface module is too low. Internal 24 V voltage of the interface module is too high. -
Page 37: Warning
Disconnection detected. There was no communication for a period longer than the preset timeout. Valid for the Variocool and PRO product lines. Bus system faulty. Contact LAUDA Service if the warning occurs multiple times. Unknown module connected. 510 – 532 Software for specified component outdated. -
Page 38: Decommissioning
The storage location must meet the ambient conditions specified in the technical data. If you intend to dispose of the module, please read the information in Ä “Old device” on page 39 first. 38 / 43 Interface module LRZ 926... -
Page 39: Disposal
Dispose of the device in accordance with the applicable disposal guidelines in your region. Comply with Directive 2012/19/EU (WEEE Waste of Electrical and Electronic Equipment) if disposing of the product takes place in a member state of the EU. Interface module LRZ 926 39 / 43... -
Page 40: Accessories
LCZ 9727 interface modules with large cover D-Sub 9 socket, complete EKS 210 RS 232 cable, shielded, 2 m in length EKS 037 RS 232 cable, shielded, 5 m in length EKS 057 40 / 43 Interface module LRZ 926... -
Page 41: Technical Data
Maximum relative air humidity 80 % at 31 °C and up to 40 °C, 50 % with linear decrease. Ambient temperature range [°C] 5 – 40 Storage temperature range [°C] 5 – 50 Interface module LRZ 926 41 / 43... -
Page 42: Index
Update ........17 42 / 43 Interface module LRZ 926... - Page 43 Warranty ....... . . 6 Interface module LRZ 926 43 / 43...
- Page 44 Manufacturer: LAUDA DR. R. WOBSER GMBH & CO. KG ◦ Laudaplatz 1 ◦ 97922 Lauda-Königshofen Telephone: +49 (0)9343 503-0 ◦ Fax: +49 (0)9343 503-222 E-mail: info@lauda.de ◦ Internet: https://www.lauda.de...