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9. Specifications and Dimensions

Power supply

: 17 VDC - 30 VDC

Ripple

≤

10% @ 24VDC

Current consumption

: approx. 70mA @ 24 VDC

Aux. output for encoder supply

: 5.2V max. 200mA

Inputs Control 1 / 2

: Ri = 3,9 kOhms, LOW < 2,5V, HIGH > 10V (max.30V)

minimum duration of dynamic signals:

50 µsec.

minimum duration of static signals:

2 msec.

Encoder inputs

: Symmetric differential sin/cos - input

(sin+, sin-, cos+, cos),Signal level 0,8 Vpp - 1,2 Vpp,
Signal offset approx. 2 - 3 V to GND

Input frequency

: 500 kHz

Analogue output

(not with DZ 277 or DZ 279)

: +/- 10V, max. 2 mA

0 – 20 mA, 4 – 20 mA (load: max 270 Ohm)

Resolution 14 bits, accuracy 0.1%
Settling time approx. 200us

Step response = 2 x sampling time + 200us

Relays
(DZ 270 and DZ 277 only)

: Dry change-over contacts, switching capability

30V / 2A DC or 125V / 0.6A AC or 230V / 0.3A AC

Response time approx. 4 msec.

Transistor outputs

(DZ 271 and DZ 279 only)

3 fast, short-circuit-proof PNP-outputs

5 - 30V, 350 mA, response time < 1 msec.

Serial interface

: RS232 / 2400-38400 Bauds

Ambient temperature

: Operation:

0 - 45°C ( 32 – 113°F)

Storage:

-25 - +70°C (-13 – 158°F)

Housing

: Plastic housing, suitable for mounting to standard DIN

rails (35 mm)

Display

: LCD with backlight

2 lines at 16 characters, 3,5 mm size

Protection class

: IP20

Connections

: 25 position screw terminals for cross sections

of max. 1.5 mm² (0.0023 in²)

Conformity and Standards

: EMC2004/108/EC: EN 61000-6-2

EN 61000-6-3

LV2006/95/EC:

EN 61010-1

Содержание DZ 270

Страница 1: ...able transistor outputs and 1 analogue output DZ276 Monitor with 1 analogue output only DZ277 Monitor with 3 programmable output relays only DZ279 Monitor with 3 programmable transistor outputs only Compact and most versatile monitor series for control of overspeed underspeed standstill and direction of rotation Logical monitoring of remote motion enable signals Input for connection to sin cos enc...

Страница 2: ...c and application specific safety standards When this unit is used with applications where failure or maloperation could cause damage to a machine or hazard to the operating staff it is indispensable to meet effective precautions in order to avoid such consequences Regarding installation wiring environmental conditions screening of cables and earthing you must follow the general standards of indus...

Страница 3: ...y and Keys 12 5 Keypad Operation 13 5 1 Normal Operation 13 5 2 Keypad Interlock 13 5 3 General Setup Procedure 14 5 4 Changing Parameters on the Setting Level 14 5 5 Return from the Menu Time Out Function 15 5 6 Reset all Parameters to Factory Default Values 15 6 Menu Structure and Parameter Description 16 6 1 Survey of Menus 16 6 2 Parameter Descriptions 17 7 Example for Commissioning 29 8 Appen...

Страница 4: ... a control system Very special advantages of these new monitors are the wide frequency range the extremely fast response and the remarkable versatility with regard to possible programmable monitoring functions 2 Available Models There are five models available all with fully similar basic functions but with different options concerning the outputs DZ Function Speed Monitor DZ 270 27 Housing with d...

Страница 5: ... SIN input for encoder 06 SIN SIN input for encoder 07 COS COS input for encoder 08 COS COS input for encoder 09 Control 2 Control input with programmable function 10 Control 1 Control input with programmable function 11 GND GND common minus potential 12 10V Out Analogue output 0 10 V 13 20mA out Analogue output 0 20 mA 14 GND GND common minus potential 15 RXD Serial RS232 interface data input 16 ...

Страница 6: ... 06 SIN SIN input for encoder 07 COS COS input for encoder 08 COS COS input for encoder 09 Control 2 Control input with programmable function 10 Control 1 Control input with programmable function 11 GND GND common minus potential 12 10V Out Analogue output 0 10 V 13 20mA out Analogue output 0 20 mA 14 GND GND common minus potential 15 RXD Serial RS232 interface data input 16 TXD Serial RS232 inter...

Страница 7: ...V Aux output 5 2V 200 mA 05 SIN SIN input for encoder 06 SIN SIN input for encoder 07 COS COS input for encoder 08 COS COS input for encoder 09 Control 2 Control input with programmable function 10 Control 1 Control input with programmable function 11 GND GND common minus potential 12 10V Out Analogue output 0 10 V 13 20mA out Analogue output 0 20 mA 14 GND GND common minus potential 15 RXD Serial...

Страница 8: ...or encoder 06 SIN SIN input for encoder 07 COS COS input for encoder 08 COS COS input for encoder 09 Control 2 Control input with programmable function 10 Control 1 Control input with programmable function 11 GND GND common minus potential 12 NC Not connected 13 NC Not connected 14 GND GND common minus potential 15 RXD Serial RS232 interface data input 16 TXD Serial RS232 interface data output 17 ...

Страница 9: ... 06 SIN SIN input for encoder 07 COS COS input for encoder 08 COS COS input for encoder 09 Control 2 Control input with programmable function 10 Control 1 Control input with programmable function 11 GND GND common minus potential 12 NC Not connected 13 NC Not connected 14 GND GND common minus potential 15 RXD Serial RS232 interface data input 16 TXD Serial RS232 interface data output 17 NC Not con...

Страница 10: ...ncoder shall be connected at the screw type terminal 5 8 of the device Only encoders with differential sine cosine signals of 1 Vpp can be used 0 8 Vpp 1 2 Vpp At any time the signals sin sin and cos cos must be available Pins 3 GND and 4 5 2 V of the screw type terminal provide an auxiliary power output for the encoder supply 3 4 Control Inputs Two programmable control inputs allow the assignment...

Страница 11: ...K1 K3 DZ271 and DZ 279 only The units provide three outputs with programmable switching characteristics K1 K3 are fast switching and short circuit proof transistor outputs with a switching capability of 5 30 volts 350 mA each The switching voltage of the outputs must be applied remotely to the Com input terminal 22 Both switching characteristics and monitoring function may be programmed for each o...

Страница 12: ...LCD display indicates the following information Actual speed value Input frequency scaled in user units 156 5 Hz I LH O COO 47 Analogue output not with DZ267 DZ269 Actual output level in of full scale O Outputs not with DZ266 Actual switching states of relays transistor outputs Rel1 Rel2 Rel3 out1 out2 out3 C Closed O Open I Inputs aktueller logical state of inputs Control1 Control2 L Low H High T...

Страница 13: ...word upon activation of menu Protection of selectable parts of the menu via password permitted 3 Keyboard Hardware Latch 1 interlocked permitted Hardware Latch 2 All functions interlocked The Key Pad menu allows to define an individual password for each group of parameters This function can be used to provide individual access rights to different operators Upon access to an interlocked section the...

Страница 14: ...ext menu Select next parameter Increment the highlighted digit or scroll the setting upwards DOWN Go back to previous menu Select previous parameter Decrement the highlighted digit or scroll the setting downwards ENTER Switch over to the Parameter Level of the current menu Switch over to Setting Level Shifts the highlighted digit one position to the left or from utmost left to utmost right 5 4 Cha...

Страница 15: ...evel backwards or fully back to the normal operation mode The menu also switches automatically one level backwards every time when for 10 seconds no key has been touched Time Out Function 5 6 Reset all Parameters to Factory Default Values If applicable the whole set of parameters can be reset to factory default values e g because a code for the keypad interlocking has been forgotten or because the...

Страница 16: ...tion 3 Sampling Time Offset Input Filter Wait Time Filter Set Value Key Pad Menu Command Menu Analogue Menu Serial Menu Protect Menu M01 Key Up Func Analogue Format Unit Number Protect Menu M02 Key Down Func Analogue Start Serial Baud Rate Protect Menu M03 Key Enter Func Analogue End Serial Format Input 1 Config Analogue Swing Serial Protocol Protect Menu M09 Input 1 Func Analogue Offset Serial Ti...

Страница 17: ...peed Sensor Encoder Menu Code Setting Range Default Encoder Proper Encoder properties A0 0 1 0 0 1 SIN SIN COS COS SIN SIN Direction Definition of the direction of rotation with quadrature encoders A1 0 1 0 0 forward when A leads B 1 forward when B leads A Sampling Time Internal time base for sampling of the input frequency sec A2 0 001 9 999 0 001 Wait Time Time to wait before unit detects zero s...

Страница 18: ...ineering units using the following parameters Serial Readout Menu Code Setting Range Default Multiplier A8 99999 99999 10000 Divider A9 0 99999 0 Offset absolute term B0 99999999 99999999 0 Readout 8 Basic Value x Multiplier Divider Offset The definition of the Basic Value occurs in the Analogue Menu and is also available for the DZ277 units without analogue output the ratio Multiplier Divider mus...

Страница 19: ...500 kHz 2 Filter to cut frequencies higher than 100 kHz 3 Filter to cut frequencies higher than 10 kHz Using the Input Filter will cause wrong frequency measurement when you use the unit with frequencies higher than indicated above 6 2 5 Key Pad Menu Key Pad Menu Passwords for menu groups Code Setting Range Default Protect Menu 01 Preselect Menu C0 0 999999 0 Protect Menu 02 Encoder Menu C1 Protec...

Страница 20: ...ng characteristics of input Control1 E0 0 3 0 0 Static low 1 Static High 2 Dynamic rising edge 3 Dynamic falling edge Input 1 Func Control function of input Control1 E1 0 12 0 0 no function 1 Activation of a serial data transmission 2 Force programmed relay output states Freeze a c 3 Frequency simulation according to parameter Set Value 4 Freeze actual input frequency 5 Remote start up delay funct...

Страница 21: ...Start value engineering units for 0V or 10V or 0mA or 4mA E7 10000000 10000000 0 Analogue End End value engineering units for 10V or 20mA E8 10000000 10000000 10000 Analogue Swing Max output value 100 10V or 20mA E9 0 1000 100 Analogue Offset Shift of the zero position mV F0 9999 9999 0 The settings above are at the same time used to generate the Basic Value 0 10 000 corresponding to 0 100 00 whic...

Страница 22: ... to Printer Mode and starts cyclic data transmission again Serial Menu Configuration of the serial link Code Setting Range Default Unit Number Serial device address A unit number between 11 and 99 can be assigned to each unit The address must not contain any zeros 0 since these addresses are reserved for collective addressing of several units 90 11 99 11 Serial Baud Rate Transmission speed 91 0 6 ...

Страница 23: ... X X LF CR 1 X X X X X X LF CR Serial Timer This register determines the cycle time in seconds for cyclic transmission when the Printer Mode is switched on Range 0 001 to 9 999 seconds With setting 0 all cyclic transmission is switched off and the unit will only send data upon request PC mode F4 0 9 99 0 Register Code Serial access code of the register which in Printer Mode should be transmitted w...

Страница 24: ...tion 5 f Preselection catch also suitable for signalization of reverse direction 6 f Preselection catch 7 Relay output signals forward when a positive frequency f 0 is detected This information disappears upon detection of standstill 8 Relay output signals reverse when a negative frequency f 0 is detected This information disappears upon detection of standstill Preselect Mode 2 switching operation...

Страница 25: ...up delay 6 Relays 2 3 transistor output 2 3 provide start up delay 7 All relays provide start up delay Lock Relay Assignment of a catch function to the relays H0 0 15 0 0 No catch function for any of the relays 1 Relay 1 output 1 with catch release by key control input 2 Relay 2 output 2 with catch release by key control input 3 Relays 1 2 output 1 2 with catch release by key control input 4 Relay...

Страница 26: ...ys 1 2 transistor output 1 2 4 Relay 3 transistor output 3 5 Relays 1 3 transistor output 1 3 6 Relays 2 3 transistor output 2 3 7 All relays transistor outputs selected 8 Freeze actual switching state of all relays transistor outputs Action Polarity for more details see section 8 3 Desired override state of the corresponding relays transistor outputs parameter is out of function when Relay Action...

Страница 27: ...t 1 original value H2 100 000 100 000 100 000 P1 y Interpolation point 1 substitute value H3 P2 x etc H4 P2 y etc H5 P3 x H6 P3 y H7 P4 x H8 P4 y H9 P5 x I0 P5 y I1 P6 x I2 P6 y I3 P7 x I4 P7 y I5 P8 x I6 P8 y I7 P9 x I8 P9 y I9 P10 x J0 P10 y J1 P11 x J2 P11 y J3 P12 x J4 P12 y J5 P13 x J6 P13 y J7 P14 x J8 P14 y J9 P15 x K0 P15 y K1 P16 x K2 P16 y K3 ...

Страница 28: ...tions per second f Encoder Factor 3 RPM revolutions per minute 60 x f Encoder Factor 4 Customer specific units set by Encoder Factor und Multiplier Display f x Multiplier Encoder Factor Encoder Factor ppr number of impulses per revolution with Display Modes 2 4 only K6 1 99999 1 Multiplier Impulse multiplier with display Mode 4 only Display f x Multiplier Encoder Factor K7 1 200 1 f Input frequenc...

Страница 29: ...everse direction Relay 3 should switch on and catch when with forward direction only the speed exceeds 300 RPM With reverse direction relays 3 should not respond at all Release of the relay 3 catch state should be possible by either a positive signal applied to input Control1 or by activating the ENTER key 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 GND GND GND GND RxD TxD K1...

Страница 30: ...ching Menu Pulse Time 1 Pulse Time 2 Pulse Time 3 Presel Mode1 Presel Mode2 Presel Mode3 Output Polarity Start up Mode Start up Relay Lock Relay Standstill Time 0 0 30 0 3 1 4 0 0 0 4 1 00 Relay 1 static Relay 2 timed output 0 3 seconds Relay 3 static Relay 1 energizes after lapse of standstill time Relay 2 energizes when absolute value underpassed Relay 3 energizes with positive overstepping only...

Страница 31: ... the unit normally would generate according to the actual input frequency These settings must be in of full scale Now enter the attached values to registers P1 y to P16 y These are the values that the unit will generate instead of the x values i e P2 y will substitute P2 x etc x registers must use continuously increasing settings i e P1 x must have the lowest and P16 x must have the highest settin...

Страница 32: ...l character Hex 04 AD1 unit address High Byte AD2 unit address Low Byte C1 register code High Byte C2 register code Low Byte ENQ control character Hex 05 The following example shows the request string for readout of the actual input frequency of a monitor code 9 from a unit with unit address 11 ASCII Code EOT 1 1 9 ENQ Hex Code 04 31 31 3A 39 05 Binary Code 0000 0100 0011 0001 0011 0001 0011 1010 ...

Страница 33: ...Up Func 2 2 Select relays outputs K1 and K3 Relay Action 5 3 Set the desired switching state of the relays outputs both de energized Action Polarity 2 8 3 2 Freeze the actual switching state of all relays This function will temporary freeze all relays in their actual state for the duration where you press a key or apply a remote command During the freeze period the relays will no more follow any c...

Страница 34: ...ctivate the monitoring of the command This input must be connected to the remote Enable Disable signal see parameters Input Function under 6 2 6 8 4 3 Assignment of the control polarity Parameter Input Config provides setting of the input polarity as follows Input Config 0 Motion disabled stop corresponds to input level LOW Motion enabled run corresponds to input level HIGH Input Config 1 Motion d...

Страница 35: ... 14 bits accuracy 0 1 Settling time approx 200us Step response 2 x sampling time 200us Relays DZ 270 and DZ 277 only Dry change over contacts switching capability 30V 2A DC or 125V 0 6A AC or 230V 0 3A AC Response time approx 4 msec Transistor outputs DZ 271 and DZ 279 only 3 fast short circuit proof PNP outputs 5 30V 350 mA response time 1 msec Serial interface RS232 2400 38400 Bauds Ambient temp...

Страница 36: ...DZ27001a_e doc Jan 13 Page 36 36 Dimensions 3 583 91 0 mm 72 0 mm 2 835 33 0 mm 51 0 mm 76 0 mm 1 299 2 001 2 992 Front view Side view ...

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