Technical Training programme on
DAVR - Modules
Sadashiva Achary/SDGM-Sub Assy Engg
BHEL-EDN, Bangalore-560026
CPU MODULE 69203DB1AA(UN0660)
• Processor – 16 bit, TMS9995 (Texas Instruments) at 12Mhz.
• Memory – 32 Kbytes Program memory (EPROM)
4 x 8 Kbytes - EPROM/EEPROM/RAM
• Serial Interface - RS232/RS422 (Programmable)
• Digital Inputs – 6 (TTL level), 10 (HCMOS), 7 (24 Volts)
• Digital Outputs – 9 (TTL Level), 14 (HCMOS), 4 (24 Volts)
• I/O BUS – 1 to 16 bits Serial, addressable up to 4096 bits.• I/O BUS – 1 to 16 bits Serial, addressable up to 4096 bits.
Together with Analog I/O module 69203IV1AA (UN0611)
• Analog Inputs - 8 Channels (Bipolar, Programmable as ±10V or ±50V)
• Analog Outputs – 1 Channel, ±10V.
• Digital Inputs – 4 (24 Volts)
• Digital Outputs – 1 (24 Volt)
• Relay contact Outputs – 4 NC / NO
• Power supply: +5V, ±15V, +24V
CPU MODULE 69203DB1AA(UN0660)
INTERRUPT GENERATOR MODULE 69203GB1AA(UN0661)
� Measures Generator voltage (7Vdc at 3 x 22Vac(line) input)
� Measures Generator current (7Vdc at 3 x 5Vac input)
(4.2Vdc at 3 x 3Vac input)
� Measures Sync voltage (7Vdc at 3 x 22Vac(line) input)
� Conditions Field Current (3Vdc nominal)
� Generates 12 interrupts per Cycle (sync to R-phase signal)
� Generates 12 interrupts per 20ms (during free run condition)
� Monitors frequency and voltage level of actual output.
� Program execution in CPU is monitored.
� Interrupt rate is monitored.
� Internal clock is monitored.
� Digital Inputs – 5 (24 Volt), 6 (HCMOS)
� Digital Outputs – 16 (HCMOS), 2 (24 Volts)
� Power supply: +5V, ±15V, +24V
INTERRUPT GENERATOR MODULE 69203GB1AA(UN0661)
DIGITAL I/O MODULE 69203NB1AA(UN0662)
� Digital Inputs – 16 (24V) Static inputs.
� Digital Inputs – 16 (24V) Programmable as
Pulse/Static inputs.
� Digital Outputs: 32 (24V)� Digital Outputs: 32 (24V)
� Self monitoring of the module.
� Module selection through 2 x 6-bit address Switch.
(One switch for I/P address and Other for O/P)
� Power supply: +5V, +24V
DIGITAL I/O MODULE 69203NB1AA(UN0662)
DIGITAL FIRING & CONTROL CARD 69203DU1XA(UN0663-XXX)
� Processor – 16 bit, TMS9995 (Texas Instruments) at 12Mhz.
� Memory – 32 Kbytes Program memory (EPROM)
� Digital Inputs – 16 (24 Volts)
� Digital Outputs – 8 (24 Volts)
� Analog inputs – 3 (Bipolar ±10V)
� Analog Outputs – 1(Bipolar ±10V)
� Measures synchronizing input.� Measures synchronizing input.
� Generates 6 firing pulses(angle 10°min to 170°max according to Control input with frequency compensation (10 Hz to 180Hz for rated freq of 50, 75, and 150Hz and 10 to 1.1x rated freq for rated freq >=300Hz).
� Control input as analog or Digital(selected thro 6 bit add. Switch)
� Controlling action selectable as Uc/If and Internal/external.
� Pulse blocking if any of the pulse is shorted to GND/other pulse.
� Reference value generator selectable as internal and external.
� Follow-up control with the additional reference value input.
� Power supply: +5V, ±15V, +24V
DIGITAL FIRING & CONTROL CARD 69203DU1XA(UN0663-XXX)
DAVR- ANALOG I/O MODULE 69203NA1AA(UN0610)
� Analog inputs - 16 (common mode) or 8 (diff.
mode)
0 to +10V or ±10V (selectable)
6 channels used as sample and
Hold inputs.
� Analog Outputs – 2 (0 to 10V or ±10V ; � Analog Outputs – 2 (0 to 10V or ±10V ;
selectable)
� Module selection through 2 x 6 bit address switch.
(One switch for I/P address and Other for O/P)
� Self checking for functioning of A/D and D/A
chips.
� Power supply: +5V, ±15V, +24V
DAVR- ANALOG I/O MODULE 69203NA1AA(UN0610)
ALARM INDICATION MODULE 69203SV1AA(UN0665)
�No of Channels – 32 (LED indication)
�Module selection through 6 bit address switch.
�Module can be used as Master or Slave. �Module can be used as Master or Slave.
�Power supply: +5V
CURRENT FLOWMONITOR MODULE 69203SJ1AA(UN0667)
� Used in Excitation Monitoring system only.
� Checks for the conduction of the Thyristor within 1 ms time after giving the firing Pulse.
� Monitors up to 2 Thyristor Bridges.
� Failure of each Thyrisotr is indicated by lighting a � Failure of each Thyrisotr is indicated by lighting a corresponding LED on the Front Panel of the module.
� Master and Slave operation.
� Self testing of the firing pulse inputs and internal timing circuit. On failure of any firing pulse or timing circuit, entire monitoring is blocked.
� Module selection is through 4 bit address switch
� Power supply: +5V, ±15V, +24V
MICRO TERMINAL MODULE 69203TB2AA(UNS2660)
� Used for data communication with CPU module
� Displays 4 lines of Hex or Decimal Data on LCD (4 x 16 char)
� Identifies automatically the target CPU.
� Data read memory range: 0000H to FFFFH
� Data write memory range: Depends on the target CPU module.module.
� 4 analog signals corresponding to the 4 Hex data displayed are available at 4 test points.
� Gets 24Vdc supply from the target CPU.
� RS232 printer Output port.
� 5 x 6 matrix keypads with de-bounce arrest circuit.
� 12 keys with dual function with the help of Shift key.
� Power supply: 24Vdc
� Failure of communication with CPU module is indicated by ‘Transfer Error’ with periodic checking for communication.
DC-DC POWER SUPPLY MODULE 69203PY1AA(UN0664)
� Input : 110Vdc(82V - 156V), 1.7A(2.3A - 1.2A)
220Vdc(165V-312V), 0.85A (1.13A – 0.6A)
� Output: +5V(5.0V to 5.2V) ,5A, 0.3A Base load.
±15V(± 14.21V to ± 15.8V), ± 1.0A, ±0.1A Base load
+24V(22.8V to 26.4V), 4.0A, 0.2A Base load
� Over voltage monitoring : 5.5 V on 5V output (instant tripping)tripping)
� Under Voltage monitoring : 4.7V, ±13.9V, 21V (Trips after 10 s)
� Remote shutdown facility.
� Parallel connection of 2 modules with current balancing.
DAVR – AC-DC Supply module 69203PZ1A(UNC4664)
� Input: 82Vac- 165Vac(±10%), 12.3A max
110Vdc to 250Vdc (±25%),,15A max
� Output: 82Vdc to 312Vdc , 13A max
DC-DC POWER SUPPLY MODULE 69203PY2AA
� Input : 110Vdc(60V - 156V), 1.7A(3.0A - 1.2A)
� Output: +5V(5.0V to 5.2V) ,5A,
±15V(± 14.21V to ± 15.8V), ± 1.6A,
+24V(22.8V to 26.4V), 4.0A
� Under Voltage monitoring : 4.7V, ±13.9V, 21V (Trips after 10 s)� Under Voltage monitoring : 4.7V, ±13.9V, 21V (Trips after 10 s)
� Parallel connection of 2 modules with current balancing.
DC-DC POWER SUPPLY MODULE 69203PY2BA
� Input : 220Vdc(100V - 375V), 1.7A(1.8A - 0.5A)
� Output: +5V(5.0V to 5.2V) ,5A,
±15V(± 14.21V to ± 15.8V), ± 1.6A,
+24V(22.8V to 26.4V), 4.0A
� Under Voltage monitoring : 4.7V, ±13.9V, 21V (Trips after 10 s)� Under Voltage monitoring : 4.7V, ±13.9V, 21V (Trips after 10 s)
� Parallel connection of 2 modules with current balancing.
V AND I MEASURING MODULE 69203IA1AA(UNC4660)
� Input Voltage: Generator, synchronizing & a spare
Rated Input: 3x100Vac .. 120Vac(Generator and synchronizing)
1x100Vac .. 120Vac(spare)
Input voltage range: 0 to 130% of rated
Input Frequency range: 80 to 120% of rated
� Input Current: Generator Current, Field Current
Rated Input: 3 x 1A or 5A(Generator); 2 x 1A or 5A(Field)
Rated Frequency: 50 - 400Hz,
Input Current range: 0 to 150% of rated
Input Frequency range: 80 to 120% of rated
� Output Voltage: 3 x 20..24Vac (Generator and Synchronizing)
1 x 20.. 24Vac(Spare)
� Phase Error input/output <1°el
� Output Current: 3 x 3Vac (Generator)
1 x 3Vdc (Field)
BINARY INPUT MODULE 69203IBXAA(UNC4661)
• No of Channels: 16
• Input voltage: 24V, 48V, 110V, 125V, 220V, 250V
selectable thro’ input resistance value
• No of outputs: 16
• Output Voltage: 20Vdc to 23Vdc at 10ma load.
• Isolation: Input to Input : 2KVac for 1 Min• Isolation: Input to Input : 2KVac for 1 Min
Input to Output: 2.5KVac for 1 Min
• Power supply 24Vdc.
DAVR-Binary Output module 69203OB1AA(UNC4662) • No of Channels: 16
• Input voltage: 20V to 23Vdc, 6mA
• Output Relay Contact rating: 250Vac/dc, 2A
• Isolation: Output to Output : 2KVac for 1 Min
Input to Output: 2.5KVac for 1 Min
• Power supply 48Vdc.
AC/DC POWER SUPPLY MODULE:CE69133390 (KX9170)
• Converts 110Vdc/120Vac into +48Vdc @4A
• Input voltage: 84Vac to 145Vac (75Vdc to 160Vdc)
• Output Voltage: +48Vdc rated.
• Under Voltage Monitoring : <=43Vdc
• Under Voltage Monitoring Relay: NO contact will be closed.