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YASKAWA E7B T Series Manual Download Page 18

Yaskawa Electric America, Inc.

Installation Guide IG.E7B.02 Rev: 04-11

Date: 11-1-04 Page 16 of 46

Electrical Overview

Fig 1.8  E7B_ _ _T or E7B_ _ _Y Electronic Control Interconnection of Components

Ribbon  
Cable 
For 
signals 
between 
drive and 
PCB-A2 

Cat 5 Cable 
/w RJ 45 
connectors 

 

Electronic 

Bypass Control 

(PCB-A2) 

E7 Drive 

Control 

Board 

Control 

Panel 

Drive 

Keypad 

Membrane 

Keypad for 

H/O/A 

Control 

Panel Components 

•

 

Contactors 

•

 

Control Xfmr 

•

 

Motor OL 

Customer 
Control  
Terminal 
Blocks 

Ribbon  
cable for 
LEDs and 
switches 
for H/O/A 
control 

Summary of Contents for E7B T Series

Page 1: ...E7B Drive Bypass System with TouchPad Control Panel option T or Y Control Wiring and Start up Procedure Model E7B_ _ _T and E7B_ _ _Y Document Number IG E7B 02 ...

Page 2: ......

Page 3: ...th the T option E7B_ _ _T is for single motor operation with Hand Off Auto touchpad control and an LED Drive keypad display The E7B 3 Contactor Bypass unit with the Y option E7B_ _ _Y is for single motor operation with Hand Off Auto touchpad control and an LCD multi line keypad display Control Wiring 2 Control Panel 17 Start Up Procedure 39 ...

Page 4: ... 46 Control Wiring Bypass Field Control Wire Landing The Bypass field control wiring is terminated on the control PCB A2 Terminal blocks TB1 through TB5 The termi nal designations are labeled on the enclosure adjacent to PCB A2 see Figure 1 1 Fig 1 1 TB1 Control Terminal Locations All Models ...

Page 5: ...otor is running operation similar to the dedicated Motor Run relay No Auto Transfer Annunciates automatic transfer to Bypass operation due to a Drive fault No Drive Run Annunciates running in Drive mode No Serial Com Run Annunciates that the run command is coming from serial communications No Hand Mode Annunciates that the Drive or Bypass is being operated in Hand local mode Relay 1 Auto Mode Annu...

Page 6: ...CB A2 2 Install a jumper between TB1 1 and TB1 9 on PCB A2 This method should be used if a Safety Circuit will be added later in the installation 3 De activate these terminals by moving DIP switch S2 7 to the ON position toward the enclosure door This solution is only suggested if a Safety Circuit will never be applied to the drive system Building Automation System Interlock Circuit Drive and Bypa...

Page 7: ... DIP switch S1 2 and Drive parameter H3 08 TB5 9 is also an analog input terminal it is always connected to Drive terminal A2 See Table 1 5 Figure 1 2 and Schematic Diagram E7B 10 for clarification of the analog input configuration and applications Analog Input PCB A2 Configuration Fig 1 2 Analog Input PCB A2 Configuration Table 1 4 Drive Analog Input Terminals Terminal Signal Level A1 0 to 10 VDC...

Page 8: ...r or control wires The shield must be connected on this end only stub and isolate the other end The signal employed is 4 to 20 mA with parameter H3 08 set for 2 4 20 mA For 0 to 10 VDC parameter H3 08 is set for 0 0 10 VDC and the control PCB DIP switch S1 2 must be in the OFF position When setting speed commands from an external speed potentiometer and not from a Digital Operator use shielded twi...

Page 9: ... Outputs Terminals Jumper Position Drive Analog Output AC Common Signal Level J2 J3 Terminal Parameter H4 07 Parameter H4 08 TB3 4 TB3 1 4 20 mA 1 2 N A FM 2 4 20 mA N A TB3 4 TB3 1 0 10 VDC 2 3 N A FM 0 0 10 V N A TB5 6 TB5 7 4 20 mA N A 1 2 AM N A 2 4 20 mA TB5 6 TB5 7 0 10 VDC N A 2 3 AM N A 0 0 10 V For Drive programming reference Table 1 7 Analog Output Proportional Variables Setting Descript...

Page 10: ...control parameter H5 07 and error detection time parameter H5 09 Option L LonWorks does not require jumpers and with the exception of H5 07 employs the same parameter set tings as Modbus For co ordination with other E7 Technical Manuals the table below provides the equivalency between E7B_ _ _T or E7B_ _ _Y Control PCB A2 terminal designations and E7 Drive terminal designations used in TM E7 01 TM...

Page 11: ...DIP switch S1 1 Fig 1 4 Terminating Resistor Fig 1 5 RS 485 Communication Connection IMPORTANT 1 Separate the communication cables from the main circuit cables and control circuit wiring 2 Use shielded cables for the communication wiring and use proper shield clamps 3 When using RS 485 communication connect TB4 1 to TB4 3 and TB4 2 to TB4 4 on the control circuit terminal board See Fig 1 5 below 4...

Page 12: ...ass for a maximum capacity smoke control function When in smoke purge mode during emergency fire smoke situations the motor overloads and safety interlock circuit are overridden to shift the priority to protecting people rather than equipment Note Smoke purge overrides all other control inputs and selector buttons Smoke purge operation can only be terminated by opening the contact closure at termi...

Page 13: ...s to power up to the OFF mode 1 2 3 4 3 4 1 2 3 4 5 6 7 4 6 1 6 8 S1 ON OFF IN OUT FACTORY SETTING 4 20MADC 0 10VDC ON ON OFF YES YES YES YES YES NO INACTIVE ACTIVE INACTIVE ACTIVE DIP SWITCH SETTINGS DESCRIPTION S2 S3 S4 POS SAFETY INTERLOCKS AT TB1 1 BAS DAMPER INTERLOCKS AT TB1 3 TB3 3 CONNECTED TO DRIVE ANALOG INPUT 2 A2 TB3 3 CONNECTED TO DRIVE ANALOG INPUT 1 A1 DRIVE ANALOG INPUT 2 A2 SIGNAL...

Page 14: ...ECTRONIC BYPASS CONTROL PCB S S R R 1 2 3 J1 J1 3 2 1 DRIVE TERMINAL S7 INPUT DRIVE TERMINAL S6 INPUT AC AM V 15VDC 20mA A2 4 20MADC OR 0 10VDC AS SELECTED BY DIP SW S1 2 FACTORY SETTING IS 4 20MADC TB5 TB4 DRIVE AM MONITOR OUPUT 4 20MADC OR 0 10VDC AS SELECTED BY JUMPER J3 FACTORY SETTING IS 4 20MADC PROGRAMMABLE RELAY 2 PROGRAMMABLE RELAY 3 FACTORY SETTING IS SYSTEM FAULT FACTORY SETTING ELECTRO...

Page 15: ... shown in Figure 1 7 5 Connect the shield wire to terminal PE 6 Insulate the shield with tape to prevent contact with other signal lines and equipment Fig 1 7 Preparing the Termination of Shielded Twisted Pair Cables Table 1 11 Terminal Numbers and Wire Sizes Same for all Bypass Units Terminals Terminal Screws Tightening Torque lb in N m Possible Wire Sizes AWG mm2 Recommended Wire Size AWG mm2 Wi...

Page 16: ...and when connected to Drive Terminal A1 by DIP switches S1 3 and S1 4 0 to 10 VDC 100 0 to 10 V 20 kΩ TB5 9 Multi function analog input connected to Drive terminal A2 4 to 20 mA 100 or 0 to 10 VDC 100 H3 08 and DIP switch S1 2 Function set by H3 09 4 to 20 mA 250Ω 0 to 10 V 20 kΩ TB3 1 Analog input common TB5 7 PE Shield wire optional ground line connection point Digital output signals TB1 10 Moto...

Page 17: ...B4 1 Communication input For 2 wire RS 485 short TB4 3 to TB4 1 and TB4 4 to TB4 2 Differential input optical isolation TB4 2 TB4 3 Communication output Differential input optical isolation TB4 4 PE Signal common Table 1 12 Bypass Control Circuit Terminals Continued Type No Signal Name Function Signal Level ...

Page 18: ...l Interconnection of Components Ribbon Cable For signals between drive and PCB A2 Cat 5 Cable w RJ 45 connectors Electronic Bypass Control PCB A2 E7 Drive Control Board Control Panel Drive Keypad Membrane Keypad for H O A Control Panel Components Contactors Control Xfmr Motor OL Customer Control Terminal Blocks Ribbon cable for LEDs and switches for H O A control ...

Page 19: ...Drive operational status See Table 1 14 for an explanation The row of LEDs below the alpha numeric display indicate the Drive menu that is presently active The lower portion of the front control panel displays the operating mode status via LEDs and controls the HAND OFF AUTO functions for both the Drive and Bypass The general rule for LED colors in the lower portion of the control panel is Green N...

Page 20: ...g The row of LEDs above the alpha numeric display indicate Drive operational status See Table 1 14 for an explanation The lower portion of the front control panel displays the operating mode status via LEDs and controls the HAND OFF AUTO functions for both the Drive and Bypass The general rule for LED colors in the lower portion of the control panel is Green Normal Status Amber Abnormal Status Red...

Page 21: ... next item or data DECREASE Key Decreases parameter numbers and set values Used to move to the previous item or data SHIFT RESET Key Selects the digit to be changed The selected digit will blink Also resets the Drive when a fault has occurred DATA ENTER Key Pressed to enter menus and parameters as well as to set values Drive Select Key Selects the Drive mode of operation Bypass Select Key Selects ...

Page 22: ...ven when the H O A HAND button is pressed local control providing both the run and speed command from the local control panel The control signals are Local to the Drive and Bypass unit but Remote from the Drive itself An exception to this rule occurs for the REMOTE REF indicator when serial communication is employed See Table 1 15 Table 1 14 Drive Operational Status Indicators Indicator Definition...

Page 23: ...s either in the Hand or Auto mode The relationship between the indicators for RUN and STOP and the Drive status is shown in Fig 1 10 Fig 1 10 RUN and STOP Indicators Table 1 16 RUN Indicator Indicator Status Description On Red Drive is running Blinking Red Drive is decelerating to a stop Off Drive is stopped Table 1 17 STOP Indicator Indicator Status Description On Red Drive is decelerating to a s...

Page 24: ...command in either the HAND or AUTO modes The unit may be operating in Bypass mode Table 1 20 Bypass Run Indicator Indicator Status Description On Amber The Bypass has been given a run command in the HAND or AUTO mode Or the operation has been remotely transferred to Bypass using the Remote Transfer to Bypass feature via a BAS contact closure at terminals TB1 4 and TB1 9 Or the operation has been a...

Page 25: ...s Description On Red The NC motor safety circuit connected to terminals TB1 1 and TB1 9 has an open circuit condition Off The NC motor safety circuit is satisfied or this function is disabled by DIP switch S2 7 Table 1 23 Drive Fault Indicator Indicator Status Description On Red The Drive has tripped OFF due to an internal Drive fault Off The Drive is ready for operation or operating normally Tabl...

Page 26: ...ady Indicator Indicator Status Description On Green The Drive is ready to run or is running no faults Off The Drive has a fault that will prevent operation Table 1 27 Auto Rem Xfer Status Indicator Indicator Status Description On Amber Auto Transfer to Bypass operation or Remote Transfer to Bypass operation is active Off Auto or Remote Transfer to Bypass are not active Auto Transfer may be disable...

Page 27: ...operation is selected Bypass Select Amber The Bypass mode of operation is selected HAND Amber The Drive or Bypass is operated via the local control panel A Run command is automatic OFF Amber The Run command has been removed from the Drive or Bypass AUTO Green The Drive or Bypass is operated via a remote device DDC or BAS Drive Test Amber The Drive is operated via the local control panel while the ...

Page 28: ...de Amber in Remote X fer to Bypass Mode Smoke Purge LED Amber when Smoke Purge activated Drive Test LED Amber in Drive Test Mode HAND LED Amber in Hand Mode OFF LED Amber in Off Mode Bypass Select LED Amber in Bypass Mode Run Safety Open LED Red when Customer Safety is open Damper BAS LED Red when Damper Circuit or BAS open Fault LED Red when Drive is faulted Motor O L LED Red when Thermal Overloa...

Page 29: ...as frequency reference or output current displaying fault history or displaying the fault traces QUICK Quick Setting The Drive can be programmed in this menu Use this menu to set read the most commonly used parameters ADV Programming The Drive can be programmed in this menu Use this menu to set read every parameter VERIFY Modified Constants Parameters The Drive can be programmed in this menu Use t...

Page 30: ...isplay Fig 1 11 Menu Transitions WARNING When running the Drive after using the Digital Operator press the MENU Key to enter the Drive menu DRIVE indicator will flash and then press the DATA ENTER Key from the drive menu display to bring up the monitor display DRIVE indicator will light Monitor display in the drive menu will appear when the power is turned ON Power ON Drive Menu Quick Programming ...

Page 31: ...mple Operations Shown for E7B_ _ _T LED Keypad Display See TM E7B 01 for the E7B_ _ _Y LCD Keypad Display Key operations in drive menu are shown in the following figure Fig 1 12 Operations in Drive Menu Menu Selection Display Monitor Constant Display Deleted Monitor Constant Monitor Display Drive Menu Frequency reference Output frequency Output current Monitor setting for o1 01 Status Monitor Erro...

Page 32: ... U1 06 Output Voltage U1 07 DC Bus Voltage U1 08 Output kWatts U1 10 Input Term Sts U1 11 Output Term Sts U1 12 Int Ctl Sts 1 U1 13 Elapsed Time U1 14 FLASH ID U1 15 Term A1 Level U1 16 Term A2 Level U1 18 Mot SEC Current U1 20 SFS Output U1 24 PI Feedback U1 28 CPU ID U1 29 kWh U1 30 MWh U1 34 OPE Detected U1 36 PI Input U1 37 PI Output U1 38 PI Setpoint U1 39 Transmit Err U1 40 FAN Elapsed Time ...

Page 33: ... 01 Current Fault U2 02 Last Fault U2 03 Frequency Ref U2 04 Output Freq U2 05 Output Current U2 07 Output Voltage U2 08 DC Bus Voltage U2 09 Output kWatts U2 11 Input Term Sts U2 12 Output Term Sts U2 13 AC Drive Status U2 14 Elapsed Time Fault History Parameters U3 01 Last Fault U3 02 Fault Message 2 U3 03 Fault Message 3 U3 04 Fault Message 4 U3 05 Elapsed Time 1 U3 06 Elapsed Time 2 U3 07 Elap...

Page 34: ...After L4 06 Frequency Reference Level at Loss Frequency b1 04 Reverse Operation Selection Communication Error L5 01 Number of Auto Restart Attempts b5 XX PI Mode Parameters H3 02 Terminal A1 Gain Setting L5 03 Maximum Restart Time After Fault b8 01 Energy Savings Control Selection H3 03 Terminal A1 Bias Setting L6 01 Torque Detection Selection 1 C1 01 Acceleration Time 1 H3 10 Terminal A2 Gain Set...

Page 35: ...tion Error H3 02 Terminal A1 Gain Setting H3 03 Terminal A1 Bias Setting H3 10 Terminal A2 Gain Setting H3 11 Terminal A2 Bias Setting L2 01 Momentary Power Loss Detection Selection L2 02 Momentary Power Loss Ride thru Time L4 05 Frequency Reference Loss Detection Selection L4 06 Frequency Reference Level at Loss Frequency L5 01 Number of Auto Restarts Attempts L5 03 Maximum Restart Time After Fau...

Page 36: ...ions in advanced programming menu are shown in the following figure Fig 1 14 Operations in Advanced Programming Menu Menu Selection Display Function Selection Display Monitor Display Setting Display Advanced Programming Menu Setup settings A1 xx PID control b5 xx Torque limits L7 xx Copy functions 03 xx Language Access level Control mode selection PID control mode selection Proportional gain PID f...

Page 37: ...I Control b8 Energy Saving C1 Accel Decel C2 S Curve Acc Dec C4 Torque Comp C6 Carrier Freq d1 Preset Reference d2 Reference Limits d3 Jump Frequencies d4 Sequence d6 Field Weakening E1 V F Pattern E2 Motor Setup F6 Com OPT Setup H1 Digital Inputs H2 Digital Outputs H3 Analog Inputs H4 Analog Outputs H5 Serial Com Setup L1 Motor Overload L2 PwrLoss Ridethru L3 Stall Prevention L4 Ref Detection L5 ...

Page 38: ...E DECREASE and Shift RESET keys to change the parameters When the DATA ENTER key is pressed after changing the setting the user parameter will be written into memory and the display will return to parameter monitor automatically Example Operations Shown for E7B_ _ _T LED Keypad Display See TM E7B 01 for the E7B_ _ _Y LCD Keypad Display An example of key operations is given below for when the follo...

Page 39: ...rives to auto tune the Drive in order to utilize the bi directional speed search fea ture Follow the key operations below to access the Auto Tuning Menu For Reference Purposes Shown for E7B_ _ _T LED Keypad Display See TM E7B 01 for the E7B_ _ _Y LCD Keypad Display Fig 1 16 Operation in Autotuning Menu Autotuning Monitor Display Setting Display Autotuning Motor output power Motor rated current Aut...

Page 40: ...u 3 MENU Key pressed to enter quick programming menu 4 MENU Key pressed to enter advanced programming menu 5 DATA ENTER pressed to access monitor display 6 INCREASE or DECREASE Key pressed to display C1 01 Acceleration Time 1 7 DATA ENTER Key pressed to access setting display The setting of C1 01 30 00 is displayed 8 Shift RESET Key pressed to move the flashing digit to the right 9 DECREASE Key pr...

Page 41: ..._ E7B Unit Tag Number ____________________________ Drive Model Number _____________________ Drive Serial Number _____________________________ In this Start Up chapter when referring to the keypad display the complete description of the parameter setting choices are presented for clarity purposes For example one of the setting choices for parameter b1 02 is 1 termi nals Keep in mind that on the LED...

Page 42: ...will prevent Drive or Bypass operation One of the following three items needs to be done prior to start up 1 Install a BAS Interlock Circuit between TB1 3 and TB1 9 on PCB A2 2 Install a jumper between TB1 3 and TB1 9 on PCB A2 This method should be used if a BAS Interlock Circuit will be added later in the installation 3 De activate these terminals by moving DIP switch S2 8 to the ON position tow...

Page 43: ...ctory connections sometimes come loose during ship ment 5 Review the installer s as wired schematic Determine if a driven motor safety circuit is connected This is a series circuit of NC contacts from devices such as a smoke fire sensor freeze up thermostat or high static pressure limit switch Verify that these customer emergency contacts are properly terminated in the Bypass safety shutdown circu...

Page 44: ... and Bypass The general rule for LED colors in the lower portion of the control panel is Green Normal Status Amber Abnormal Status Red Fault Status 1 Before applying power make sure that the following conditions are met The VAV terminal unit dampers in supply fan applications are open to prevent duct flexing or damage in a fullspeed across the line starting situation The electro mechanical motor O...

Page 45: ...from the Drive s default values Using the and DATA ENTER keys as needed verify that the parameters are correct for the Drive and installation conditions See the Factory Parameter Settings printed in Table 1 and Table 6 on page 2 and 3 of the E7B 10 Schematic Diagram Consider any additional parameter settings that may be needed by this specific application The Factory Parameter Settings table 1 doc...

Page 46: ...the wires for T1 T2 on the output terminals of the motor Overload Relay Tighten the terminal lugs reapply the power press the HAND key and re check the rotation direction 7 With correct motor rotation press the MENU key if necessary to return to the DRIVE menu Press DATA ENTER as needed to get F flashing then using the and keys manually run the Drive throughout its entire speed range while observi...

Page 47: ...ect If the rotation direction in Bypass is correct skip the rest of this step If not carry out the following correc tions 1 Turn OFF the incoming power feed to the E7B unit Since the correct rotation in Drive mode was previously established do not change any output wires at the motor 2 Instead verify that power is OFF Then swap the wires for L1 L2 on the input side of the Disconnect Switch or Circ...

Page 48: ...Yaskawa Electric America Inc Installation Guide IG E7B 02 Rev 04 11 Date 11 1 04 Page 46 of 46 ...

Page 49: ......

Page 50: ...rmany Phone 49 8166 900 Fax 49 8166 9039 YASKAWA ELECTRIC UK LTD 1 Hunt Hill Orchardton Woods Cumbernauld G68 9LF Scotland United Kingdom Phone 44 12 3673 5000 Fax 44 12 3645 8182 YASKAWA ELECTRIC KOREA CORPORATION Paik Nam Bldg 901 188 3 1 Ga Euljiro Joong Gu Seoul Korea Phone 82 2 776 7844 Fax 82 2 753 2639 YASKAWA ELECTRIC SINGAPORE PTE LTD Head Office 151 Lorong Chuan 04 01 New Tech Park Singa...

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