Instruction Manual for SIEMENS models including: VCC2002-A1 Voice input Output Card, VCC2002-A1, Voice input Output Card, Output Card

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INSTALLATION INSTRUCTIONS Model VCC2002-A1 Voice input/Output Card
The Model VCC2002-A1 Voice I/O card is installed into the FV2025/2050 Fire Voice Control Panel of the FS20 system. Together with the VCC2001-A1 Voice CPU card and one or more VCI2001-U1 Amplifier cards, it enables voice announcements to be made through the Fire/Voice system.

FEATURES The principal features of the VCC2002-A1 include:

· The internal codec:

o Converts analog audio from microphones, Mass Notification Systems (MNS), and other external sources into digital audio signals

o Converts digital audio signals to analog for use in other parts of the system or with external equipment

· Attenuation and amplification of incoming audio

· Connections for optional remote microphones and voice switch modules

· CAN repeater for externally connected modules (Channel 1 only)

· Connections for two (2) configurable, simultaneous audio input channels and two (2) audio output channels, 1 internal and 1 external
· 24VDC power distribution, current limiting, and short circuit protection for modules connected to the Card Cage

Figure 1 VCC2002-A1 Voice I/O Card

· Operational status via LED displays

· Two volume controls (Future use)

· EMC compliant

· ROHS compliant and meets performance specifications within the industrial temperature range

· Can be used in the UL and ULC market

PRE-INSTALLATION
Before installing the VCC2002-A1 Voice I/O Card into the VCA2002-A1 Card Cage, set the jumpers on the card to either supervise or not supervise the input and output audio lines. Supervision refers to the automatic monitoring of signal lines for short or open circuit conditions. A supervised line will have an end-of-line (EOL) resistor at the end of the line to set a DC bias level. When the resistor is present, the DC voltage is at a certain value. This DC voltage level will change if the line is either open-circuited or shorted. This DC bias voltage is monitored by an analog-to-digital converter which enables the system to read all the voltage levels and determine if a short or open has occurred.
Figure 2 illustrates the locations of the jumpers on the Voice I/O Card and Table 1 lists the jumper settings that are used to activate supervision for the input and output channels. Both jumpers for each channel must be in the same position, either supervised or unsupervised, for the card to operate correctly.

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3

1

3

1

3

1

1

3

X401 X400

13 X403 X402

1

3

X601 X600

Example 1: Supervision Selected for All Channels

Figure 2 Jumpers on VCC2002-A1 voice I/O Card

Channel

Jumper ID

Jumper Position for Supervised Channel

Jumper Position for Unsupervised Channel

Audio Input 1

X401

2-3

1-2

X400

1-2

2-3

Audio Input 2

X403

2-3

1-2

X402

1-2

2-3

Audio Output

X601

2-3

1-2

X600

1-2

2-3

Table 1 Jumper Settings on VCC2002-A1 Voice-I/O Card for Supervised Channel Operation

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3

1

1

3

X401 X400

3

1

13 X403 X402

3

1

1

3

X601 X600

Example 2: All Channels Unsupervised

CAUTION: If supervised audio input lines are to be implemented, ensure that any connected audio equipment is compatible with the 18VDC supervision voltage
OPERATION Please refer to Figure 3. The primary functions of the VCC2002-A1 Voice I/O Card are to:
· Interface with the VTO2004-U2/U3 Microphone Module and the VTO2001-U2/U3 Option Module (24 Switches).
· Provide analog to digital conversion of announcements routed to the VCC2001-A1 Voice CPU Card · Provide digital to analog conversion of announcements routed from the VCC2001-A1 Voice CPU
Card to external announcement devices. · Distribute and supervise 24VDC power · Provide DC supervision of external wiring · Provide a CAN bus repeater functionality

FROM VTO2004 INTERNAL OPTION MODULE (MICROPHONE)
FROM EXTERNAL OPTION MODULES
FROM EXTERNAL OPTION MODULES OR EXTERNAL AUDO SOURCE

INTERNAL AUDIO IN CH1 IN CH 2 IN

TO BOOSTER AMPIFIER or

OPTION MODULES

(FUTURE)

NOT USED

CH 1 OUT INTERNAL AUDIO OUT

X102 X401 X402 X403 X102

AUDIO HANDLING

+24 VOLT DC INPUT

24VDC POWER DISTRIB.

X401

TO EXTERNAL OPTION MODULE(S)

X402 NOT USED

X102

TO INTERNAL OPTION MODULES

VCC2001-A1 VOICE CPU CARD

DIGITAL AUDIO OUT DIGITAL AUDIO IN

CODEC

TO EXTERNAL OPTION MODULES

CAN BUS

X401

CPLD CAN REPEATER

TO INTERNAL OPTION MODULES

CAN BUS

X102

Figure 3 VCC2002-A1 Voice I/O Card Signal Flow Diagram

SWITCH INPUTS/ RELAY OUTPUT

X403 X403

SWITCH1 IN SWITCH2 IN

CONFIGURABLE SUPERVISED SWITCH INPUTS

X403

AUDIO ACTIVE TO OPTIONAL

OUT

AUDIO

SYSTEMS

I2C BUS CAN BUS

TO/FROM VCC2001A1 VOICE CPU CARD

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Controls and Indicators The VCC2002-A1 VCC I/O Card contains:
· Eight diagnostic LEDs · One Power LED All of these indicators are located along the card edge and visible through the Card Cage front cover.

LED ID

COLOR

Input 1 Active Input 1 Fault Input 2 Active Input 2 Fault Audio Out Active

Green Yellow Green Yellow Green

NORMAL STATE Off Off Off Off Off

ACTIVE STATE On

On

On

FAULT CONDITION

On

DESCRIPTION
Channel 1 Active Channel 1 Fault



Channel 2 Fault

On

Channel 2 Fault



Audio Output

Active

Audio Out Fail

Yellow

Off



On

Audio Output Fault

24V-CAN Fail

Yellow

Off



On

24V or CAN

Bus Fault

Card Fail

Yellow

Off



On

Card failure

Power

Green

On



Off

+3.3VDC Power

Audio Out Fail

Yellow

Off



On

Audio Output Fault

Table 2: VCC-A1 Indicator LED States and Meaning

Switch Inputs/Relay Output

Figure 4: VCC2002-A1 Indicator LEDS

Two general purpose contact closure inputs and one relay closure output are available to/from the VCC-I/O card. Either switch input can be used to indicate the presence of an external analog signal on the Channel 2 audio input (if used). The contact closure output is used to indicate that the output audio from the system is active.

Inputs (switch 1 and switch 2): A resistive (680) contact closure must be provided by an external audio source. This closure may be connected to either switch input. This will indicate to the system that an analog audio signal is applied to the audio input channel. A closed contact indicates that the audio input to the channel is active while an open contact means that the audio input is inactive. A second set of contacts can be optionally used for other purposes as needed.

Output: A relay contact output on the VCC-I/O card closes to indicate to an external device that the audio output is active. When the audio output is active, the relay contact is closed. When there is no audio output the relay contact is open. This is an isolated contact closure. The external connected device must supply its own voltage to monitor the state of the relay contact.

MOUNTING
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Remove electrical power prior to working on equipment.
To mount the VCC-I/O in the card cage: 1. Open the inner door of the FV2025/2050 Fire Voice Control Panel. 2. Unscrew the latch on the center-bottom of the Card Cage front cover and slide the cover up until it clears the Card Cage assembly.
VOLUME CONTROL POTENTIOMETERS (FOR FUTURE USE)
CARD HANDLE

Figure 5 VCC2002-A1 Voice I/O Card Showing Handle and Volume Controls
3. Refer to Figure 5. Holding the VCC2002-A1 so the two volume control potentiometers are on top of the card, gently insert the card into the backplane connector marked X201 (furthest left position of the card cage). Use the raised channel guides on the inside top and bottom of the Card Cage to guide it into place.
CAUTION When inserting the VCC2002-A1 into the backplane connector, avoid using the top and bottom of the card cage for leverage. Instead, push gently on the center of the molded plastic card handle until the card snaps into place. Be sure that the card is perpendicular to the front of the Card Cage and is positioned between the two indented metal cards guides in the top and bottom of the Card Cage. The card needs to be between all three sets of card guides as it is slid into place to correctly mate with the backplane connector.
WARNING To avoid damaging the VCC2002-A1 card or the backplane connector, DO NOT FORCE THE CARD INTO POSITION.
4. Replace the Card Cage cover by re-inserting it into the top of the cage and sliding it downward until it reaches the bottom of the assembly.
5. Screw the latch back into the Card Cage cover.

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Removing the Voice I/O Card from the Card Cage
1. First remove power from the Card Cage.
2. Unscrew the latch on the center-bottom of the VCA2002-A1 Card Cage front cover and slide the cover up.
3. Grip the VCC2001-A1 Card by the molded plastic card handle and pull the card gently out of the backplane connector.
4. Replace the Card Cage cover and reinsert the latch.

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WIRING
All signals to/from option modules or other devices are connected to the VCC-I/O card via Card Cage Connectors X401, X402, X403, and X102 located on the VCA2002-A1 Card Cage. The wiring for these connectors is shown in Table 4 of Siemens Industry, Inc., Building Technologies Division, document number A6V10380472 Installation Instructions for the Model VCA2002-A1 Card Cage.
The following tables summarize these connections and are included here for reference.

X401 Pin

Function

Comment

1

24VDC Out Ch1

2

24VDC Ret Ch1

+24VDC power and return to Remote Modules

3

CAN H Ch1

4

CAN L Ch1

CAN Bus Connections to Remote Module

5

Earth

6

Earth

7

Audio in Ch1 +

8

Audio in Ch1 -

Leave empty if remote modules are not used on this line. Otherwise, place a terminating plug at the last remote module. (End of Line Adapter A5Q00055918D)

Terminating resistors
Install 3.3K ohm terminating resistors onto terminals of the Voice I/O Card Field Connectors, X402 & X403, which is located on top left of the Card Cage backplane as shown in the following tables
NOTE: Terminating plugs must be located at the end of line when Option Modules are used.

X402 Pin

Function

Terminating Resistor (EOL)

Comment

1

(NOT USED)

2

(NOT USED)

3

(NOT USED)

4

(NOT USED)

5

Earth

6

Earth

7

Audio in Ch2 +

8

Audio in Ch2 -

3.3k Ohm C24235-A1-K14

Install an EOL resistor if remote modules are not used. Remove the EOL resistor if remote modules are used and place a

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terminating plug at the last remote module. (End of Line Adapter A5Q00055918D)

X403 Function Pin

Terminating Resistor*

Comment

1 Audio Out+ 2 Audio Out-

3.3K Ohm C24235-A1-K14

Install an EOL resistor on X403 if not connected to an external device. The EOL resistor must be moved to the end of line when supervision is used.

3 Audio Out Active Ch1+

4 Audio Out Active Ch1-

5 Switch 1 Input + 6 Switch 1 Input -

3.3K Ohm C24235-A1-K14

Install an EOL resistor on X403 if not connected to an external device. The EOL resistor must be moved to the end of line when this input is used.

7 Switch 2 Input + 8 Switch 2 Input -

3.3K Ohm C24235-A1-K14

Install an EOL resistor on X403 if not connected to an external device.The EOL resistor must be moved to the end of line when this input is used.

9 External Alarm+ 10 External Alarm-

3.3K Ohm C24235-A1-K14

*All terminating resistors are provided in the A5Q00056088 Accessory Kit furnished with the VCA2002-A1 Card Cage.

X102 Function

Terminating

Comment

Resistor (EOL)

Local Option Module Connector

EOL Terminating Plug (End of Line Adapter) A5Q00055918D

Install the EOL Adapter on X102 if no internal Option Module(s) are used. The EOL adapter must be moved to the last internal Option Module when equipped.

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ELECTRICAL RATINGS

VCC2002-A1 Voice I/O Card

Card Input

Voltage

24VDC, 3.3 VDC

Current

151 mA (Standby)

156 mA (Active)

Output 1

Voltage

24VDC

(X401 on Card Cage) Current

4A, max*

Output 2

Voltage

24VDC

(X402 on Card Cage) Current

4A, max*

*NOTE: The 4A is shared between X401 and X402. The maximum combined load for both outputs must not exceed 4A when connecting devices on X401 and X402.

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Cyber security disclaimer
Siemens provides a portfolio of products, solutions, systems and services that includes security functions that support the secure operation of plants, systems, machines and networks. In the field of Building Technologies, this includes building automation and control, fire safety, security management as well as physical security systems.
In order to protect plants, systems, machines and networks against cyber threats, it is necessary to implement ­ and continuously maintain ­ a holistic, state-of-the-art security concept. Siemens' portfolio only forms one element of such a concept. You are responsible for preventing unauthorized access to your plants, systems, machines and networks which should only be connected to an enterprise network or the internet if and to the extent such a connection is necessary and only when appropriate security measures (e.g. firewalls and/or network segmentation) are in place. Additionally, Siemens' guidance on appropriate security measures should be taken into account. For additional information, please contact your Siemens sales representative or visit https://www.siemens.com/global/en/home/company/topicareas/ future-of-manufacturing/industrial-security.html.
Siemens' portfolio undergoes continuous development to make it more secure. Siemens strongly recommends that updates are applied as soon as they are available and that the latest versions are used. Use of versions that are no longer supported, and failure to apply the latest updates may increase your exposure to cyber threats. Siemens strongly recommends to comply with security advisories on the latest security threats, patches and other related measures, published, among others, under https://www.siemens.com/cert/en/cert-security-advisories.htm.

Siemens Industry, Inc. Smart Infrastructure Florham Park, NJ

Siemens Canada, Ltd. 1577 North Service Road East Oakville, Ontario L6H 0H6 Canada

Document ID: A6V10397774_en--_b P/N A5Q00057953

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References

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