Electronic amplifier, for controlling proportional valves, modular version to be connected via bolt-type terminals, sil 2 acc. to iso 61508-1 (7 pages)
Page 1
Electronic proportional amplifier EV2D Operating instructions Ident. No.: EV2D-A-G, EV2D-EC-G, EV2D-A-EW, EV2D-EC-EW (Translation of the original instructions) B 7821 manual 04-2024 -1.9 en...
Page 2
HAWE Hydraulik respects these legal provisions in all cases. HAWE Hydraulik cannot provide individual guarantees that the stated circuits or procedures (including in part) are not subject to the intellectual property rights of third parties.
DLOG: Log and Trace............................45 7.2.3 PARA: display of congured parameters.......................46 Maintenance..............................47 Maintenance plan............................. 48 Test functions..............................48 Testing the safety function (STO)........................49 Disassembly and disposal..........................51 Troubleshooting..............................52 HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 3/99...
Page 4
11.3 Application cases and respective parametrisation....................71 11.3.1 Overview of predened valve codes........................71 11.4 Parameter description............................74 11.5 Internal variables and linking of function units....................77 Glossary................................. 95 4/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
The manual provides relevant information for the machine manufacturer and machine operator as well as for training courses. You can request further information on the product at: HAWE Hydraulik SE, Einsteinring 17, 85609 Aschheim/Munich, Germany. 1.2 Safety instructions and symbols...
Page 6
Wear safety goggles to protect your eyes against chemical and mechanical hazards. Protective clothing Wear tted clothing without protruding parts. Follow the safety data sheet of the hydraulic uid. 6/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Technical documentation for the assessment of electrical and electronic products with respect to the restriction of hazardous substances 2011/65/EU RoHS directive Other documents Designation D 7821 Product documentation on proportional amplifier type EV2D HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 7/99...
This product is intended for controlling hydraulic valves on hydraulic press brakes in accordance with ■ EN 12622. The product must be used indoors. ■ The assemblies EV2D-A-G, EV2D-A-EW, EV2D-EC-G and EV2D-EC-EW can be used up to and including ■ SIL3. 2.2 Misuse Unintended use...
Ensure the terms of the industrial safety and operating instructions are observed. Only use qualied personnel. Due to their training and experience, qualied personnel must be able to recognize risks and avoid possible hazards. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 9/99...
In the instructions, safety instructions with mandatory symbols indicate the wearing of special protective equipment for special activities. The supply of PPE, and instruction in its proper use, is carried out by the operator. 10/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
RJ45 interface of the assembly. The product can be connected to the superordinate process (e.g. PLC/ CNC) either via analog or via a LAN interface. LED1 to 3 show the status (e.g. fault, enable or power). HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en ...
3.2 Functions The functional principle of the four versions (EV2D-A-G, EV2D-EC-G, EV2D-A-EW, EV2D-EC-EW) is described in the following section. 1-X1 Sensor connection LVDT2 EV2D-A-G ■ 1-X2 Sensor connection LVDT1 ■ 1-X3 Setpoints S1 / S2 ■ 1-X4 Safety function STO ■...
Failure in the electrical power supply to the load circuit does not pose a hazard. ■ Observe the technical requirements relating to the IP class, environmental conditions and impact on ■ EMC: HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 15/99...
Page 16
The following requirements must be integrated into the machine controls: The specied technical data from the data sheets must not be exceeded. ■ 16/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 17
Emergency RS232 communication Not contacted in normal (USART-Rx) circumstances STO2 Digital input STO-1; ENABLE – 24 V DC ■ channel 2 of ENABLE / DISABLE DISABLE – 0 V ■ HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 17/99...
Page 18
Return line of solenoid Y1 U = 24 V (PWM) ■ = 4 A ■ Y1_P Supply line to solenoid Y1 Y2_P Supply line to solenoid Y2 Y2_M Return line of solenoid Y2 18/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 19
(minus-level in case of differential input) S3_P Analogue setpoint for 2-X5 (plus-level in case of differential input) Resolution of the analogue input signals is carried out with 12 bits HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 19/99...
Page 20
3 ms and a minimum test pulse interval of T 100 ms. The input resistance is , 2.8 kΩ. The input capacitance is , 100 nF. 20/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 21
ON/OFF paths which prevent the occurrence of mechanical force or moment in the valve for deection. The “STO” function meets the requirements for Stop Category 0 in DIN EN 60204-1:2019-06. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 21/99...
Not in scope of delivery ■ Optional accessories (if ordered): EtherCAT line, SD data memory for backing up Log&Trace results, ■ RS232 USB converter SD card as optional accessory ■ 22/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Take photos of any transport damage and show them to the manufacturer. 3. Properly dispose of the product packaging in accordance with local regulations. For any defect found, le a complaint immediately with: HAWE Hydraulik SE Einsteinring 17 85609 Aschheim/Munich, Germany Tel.: +49 89 379100-1491...
Use of connection sockets other than those in the EV2D plug set (6217 8044-00) from HAWE can lead to a cable re. Only use the connection sockets specied in the instructions. Contact HAWE before using other plug connections 24/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 25
4. When connecting the exes, observe the assignment of the terminal strips. see "Assignment of terminal strips" 5. Connection of terminal strips: a) Strip the line by 10 mm. b) Line type and cross-section: HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 25/99...
Page 26
The electromagnetic shielding must be connected to the ground potential close to the controls and over a large area. 7. Connection of the analog inputs with alternative signal generator CAN LVDT: 26/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 27
Make enabling of the output stages possible via the signals STO1 and STO2 (level = HIGH). 1. Observe work steps 1 to 5 from Electrical connection. 2. Connect the safety function (STO) as follows: HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 27/99...
Page 28
TO_2 separately, or take measures to exclude any possibility of faults, e.g. by installing protective tubes. 6. Test the safety functions and fault reactions by triggering the STO function (page 49). 7. Record the status following testing in an acceptance report. 28/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 29
S3 / S4 (±10 VDC) 2-X4 1 x 24 V-voltage supply load circuit 5 m supply line Y3/Y4 20 m 2-X5 1 x 24 V-Versorgung Lastkreis 5 m supply line Y5/Y6 20 m 2-X6 Central GND 5 m HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 29/99...
When laying the lines, take care to ensure that no connection to a voltage source can arise. Connect sensors with current output directly to the assembly as far as possible. 30/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
3. Activate “Change adapter options”. 4. Open “Network connections”. 5. Right-click on “Ethernet” and open “Properties”. 6. Place a checkmark next to “Internet protocol, Version 4 (TCP/IPv4)”. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 31/99...
Page 32
Tera Term 2. Open “File” tab. 3. Select “New connection”. 4. Set up interface: TCP/IP host: 192,168,133.10 Service Telnet TCP/IP: Host 192,168,133.10 Service: Telnet TCP port# 1217 Protocol UNSPEC 32/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 33
(SDO) and Process Data Objects (PDO) are used. To use the SDO functions, the status of the assemblies must be set to PreOP state at minimum. The PreOP status can be congured within an EtherCAT master or from an application software on the PLC. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 33/99...
Setting of the time interval between two recorded values within the Log&Trace recording [ms] (permitted values >= 2). Delivery: 10 Example: Dlog_ticks 2 (2 ms interval between log values) 34/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Disconnect enable signals STO1 and STO2 from the upstream safety assembly. Remove connector 1-X4 from the assembly before applying the settings. The next section explains how to set the parameters for the valve configuration, pressure sensors and Ethernet. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 35/99...
Page 36
RS232 interface by means of an FTDI chip at 1-X4. 1. Check pin assignment: ✓ 2 - TxD ✓ 3 - GND ✓ 4 - RxD 2. Check interface parameters: 36/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 37
Wait until the loading process has nished. The value LOAD is automatically set to 0 (zero). Reset the status change to OP. For this, switch to the tab “Online” and click “Op”. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en ...
Page 38
The operating type BA 0 enables fault pulse masking of dened fault pulses. This can be caused by a bouncing relay contact or irregularly superimposed pulses from an upstream safety controller. Knowledge of the physical situation is strictly necessary in order to make a dened setting. 38/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 39
Modification of the settings for 2 permissible disturbing pulses within 20 s: Enter “0100: STO_1 BA 0 Tc 20 To 1<ENTER/RETURN>” Enter “0101: STO_2 BA 0 Tc 20 To 1<ENTER/RETURN>” Enter “on<ENTER/RETURN>” Operating type BA = 1: HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 39/99...
Page 40
St, represented by the parameter T 40/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 41
4. Enter “pr p1<ENTER/RETURN>”. Check the current setting. ✓ Feedback Example: Modification of the delay time to 5 ms Enter “0100: STO_1 Tc 5<ENTER/RETURN>” Enter “0101: STO_2 Tc 5<ENTER/RETURN>” Enter “on<ENTER/RETURN>” HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 41/99...
Page 42
EN_VCC_Y3_Y4 the coils: EN_VCC_Y5_Y6 - Y1 and Y2 - Y3 and Y4 or - Y5 and Y6. 1 = ENABLE 0 = DISABLE Available in extended versions (EW). 42/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 43
5. Start data output: dlog<ENTER/RETURN> 6. End output: happens automatically after output of the last saved data set. 7. End data recording in Tera Term at the terminal via tab: <File / ShowLog dialog>. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 43/99...
(ENABLE) red (FAULT) Button DLOG (Log and Trace function) PARA (display and change of parameters) ERROR (display of last fault) SD card (le functions: dir, read, del) 44/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
To change the congured parameter set: Save data 1. Press < STOP > button. 2. Download data with < DUMP >. 3. Save data with < Ctrl+A, Ctrl+C, Ctrl+V >. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 45/99...
LED (ENABLE) OFF Editing commands Input Description status ON OFF Lists all of the values of the loaded parameter set. para List of the loaded parameter combination is displayed. 46/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Danger of crushing/malfunction from unexpected startup Body parts may be crushed or severed if the system starts up unexpectedly. Keep the hazardous area clear of people. Wear protective clothing. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 47/99...
Overcurrent power transistors Temperature Overvoltage Actuation component No fault signalling, LEDs remain in a signal NO FAULT normal state, signal NO FAULT = LOW Overcurrent Temperature 48/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Danger of crushing/malfunction from unexpected startup Body parts may be crushed or severed if the system starts up unexpectedly. Keep the hazardous area clear of people. Wear protective clothing. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 49/99...
Page 50
Set enable signals STO1 and STO2 to High simultaneously. If the assembly does not change to a fault state again, EV2D is ready for use. 50/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
uid according to the regional waste disposal requirements. Dispose of the electronic components at approved collection points or with approved disposal companies according to local regulations. Dispose of metal with approved specialist disposal companies. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 51/99...
Shows the status of the fault output. 0 = no fault / 1 = fault Example: FAULT¶ ERRO Lists a detected fault as a numerical value and short text. 52/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 53
5 seconds. 4. Set both inputs STO1 and STO2 at terminal 1-X4 to HIGH level (ENABLE). 5. If the fault reoccurs, the assembly must be replaced. HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 53/99...
Page 54
2. Check and repair the electri- cal path through the coil at 2-X4 / 4-5. 3. Set enable signals STO1 and STO2 at terminal 1-X4 to HIGH level (ENABLE). 54/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 55
2. Check and repair the electri- cal path through the coil at 1-X5 / 4-5. 3. Set enable signals STO1 and STO2 at terminal 1-X4 to HIGH level (ENABLE). HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 55/99...
Page 56
2. Check and repair the electri- cal path through the sensors at 2-X1 / 3-4. 3. Set enable signals STO1 and STO2 at terminal 1-X4 to HIGH level (ENABLE). 56/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 57
Description Rectification Fault messages can be parametrised in parameter block 12. (See Appendix page HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 57/99...
Page 58
Example - result after input: ENA >>0 STO_1 >>0 STO_2 >>1 Diagnostics: “The internal enable is missing (ENA >> 0), as at input STO_1 there is no 24V signal (STO_1 >> 0).” 58/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 59
:= 'No Errror'; END_IF; Query the loaded data sets 1. Open EtherCAT master 2. Display of SDO channels 1080 and 1081 via call-up of information in the “Co-Online” overview HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 59/99...
Page 60
In the event of a fault, the assembly is the DISABLE state. This means that it is possible to ly generated data from Log switch directly to the page DLOG. Recorded data from the default setting is available. and Trace 60/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Operation in direct sunlight Operation in explosive atmosphere Operating tempera- -10 to 55°C ture Ambient tempera- -10 to 55°C ture Max. permissible 95 % (no condensation) humidity Operating altitude 2000 m HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 61/99...
Shock resistance 15 g over 11 ms in all 3 axes, half sine wave Long-term storage Class 1K4 IEC/EN 60721-3-3 Ambient temperature -25 to 55 °C Relative humidity 10 to 95% (no condensation) 62/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
0.91 mA/K (measured at ambient temperature of 24°C) Load circuit 2 Supply voltage V 21 to 30 V DC (typically: 24 V) ** DC 2 Max. load current 5 A; dependent on the consumer HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 63/99...
Page 64
0.91 mA/K (measured at ambient temperature of 24°C) * The behaviour must be considered in a risk assessment. ** Residual ripple < 10% (measurement: 3rd harmonic at phase angle of 0° and 180°) 64/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
B 7821 manual take place within the reaction time set out here and are dened as additional comfort functions. EV2D-A-G / EV2D-EC-G Safety-related parameters in accordance with DIN EN 62061: 2016-05 ≥99 % 2.4 E 20 years Safety-related parameters in accordance with DIN ISO 13849-1: 2016-06 Category ≥91 %...
11.2 Circuit diagram 11.2.1 Potential equalization and electromagnetic shielding 11.2.2 24V distribution and fusing of the supply line 24 VDC distribution of EV2D-x-G 66/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 67
EV2D-x-EW HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 67/99...
11.2.3 Connection for EV2D with standard signal transmitter analog LVDT (example) Basic version with standard signal transmitter analog LVDT (EV2D-A-G) 68/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 69
Extended version with standard signal transmitter analog LVDT (EV2D-A-EW) Extended version with alternative signal transmitter CAN LVDT (EV2D-EC-EW) HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 69/99...
Valve type Nominal current, coil (mA) VPDB with 750 mA coil VPDB with 800 mA coil VPDB 1000 with 1000 mA coil VPDB 1500 with 1500 mA coil HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 71/99...
UP direction (increasing) 0 to +32000 Increments per time unit in negative quadrant in DOWN direction (decreasing) 1 to 10000 Time unit -> one time unit = 10 ms 74/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 75
Factor 0100: OUT = IN * 0.1 OUT(3) = y3. * IN(3) Factor 0010: OUT = IN * 0.01 Factor 0001: OUT = IN * 0.001 Factor 5123: OUT = IN * 5.123 HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 75/99...
Page 76
Amplification Gain OU = (IN * G)+ O 1000 = Amplification 1 0100 = Amplification 0.1 0010 = Amplification 0.01 0001 = Amplification 0.001 5123 = Amplification 5.123 76/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Safety Integrity Level 1 is the lowest. Term (usable life) Assumed usable life of the SRP/CS (Safely Related Part of a Control System) *) E/E/PE electric/electronic/programmable electronic ... HAWE Hydraulik SE B 7821 manual - 04-2024 - 1.9 en 95/99...
Page 98
98/99 B 7821 manual - 04-2024 - 1.9 en HAWE Hydraulik SE...
Page 99
Further information HAWE Hydraulik SE is a responsible development partner with application expertise and experience in more than 70 areas of mechanical and plant engineering. The product range includes hydraulic power packs, constant and variable pumps, valves, sensors and accessories.
Need help?
Do you have a question about the EV2D-A-G and is the answer not in the manual?
Questions and answers