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®
MPT9000CZ/
MPT9000PZ
Transmitter/
Control
®
(Coaxitron
System 2000)
Installation/
Operation Manual
C550M-E (8/97)
Pelco • 3500 Pelco Way, Clovis, CA 93612-5699 • USA • www.pelco.com
In North America and Canada: Tel (800) 289-9100 • FAX (800) 289-9150
International Customers: Tel (1-559) 292-1981 or FAX (1-559) 348-1120
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TABLE OF CONTENTS Section Page 1.0 WARNING ..........................................................................................................................................1 2.0 SCOPE ...............................................................................................................................................2 3.0 DESCRIPTION ...................................................................................................................................2 4.0 INSTALLAT
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LIST OF ILLUSTRATIONS Figure Page 1 Coaxitron System 2000 Receiver................................................................................................... 3 2 24 VAC Input Wiring Schematic ..................................................................................................... 3 3 AC Input and Fuse Values ............................................................................................................. 4 4 Connector Assembly ....................................
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REVISION HISTORY Manual # Date Comments C550M — Original version. C550M 8/89 Rev. A. Manual revised to new format. C550M 9/90 Rev. B. Manual revised to include 230 VAC, 12 V and preset (PP) models. Sections 2.1-2.3, 4.1.1, 4.2 and 5.5- 5.6 revised. C550M 5/91 Rev. C. New figure added for connector assembly (Fig. 2); Figure 16 revised. C550M 6/92 Rev. D. Revised to 2-column format. Section 4.1.1 and Figures 10-12 revised. ADDENDUM to Rev. D created 6/93 for CX9024RX field modification procedures.
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INSTALLATION/OPERATION MANUAL COAXITRON SYSTEM 2000 1.0 WARNINGS Prior to installation and use of this product, the following WARNINGS should be observed. 1. Installation and servicing should only be done by 4. Only use replacement parts recommended by Pelco. Qualified Service Personnel and conform to all Local codes. 5. After replacement/repair of this unit’s electrical components, conduct a resistance measurement 2. Unless the unit is specifically marked as a NEMA between line and exposed par
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NOTE: This manual applies to those Coaxitron Coaxitron System 2000 is an improved version of the systems using either PCB1500529 REV J or original Coaxitron. Improvements include the follow- PCB1500529 REV K boards. PCB board draw- ing features: ings were done from the REV J board perspective; however, differences between the two boards that 1. When used with an AI700 Auto Iris Servo, three affect function or operation are clearly pointed out. latching functions rather than two are available: (
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Remove PC board mounting screws and remove the PC board. If necessary, tag and remove Remove or loosen the four patch panel mounting any affected cables attached to screws indicated below to gain access to patch the PC board. panels T1, T2, and T3. SCREWS BNC CONNECTORS 37-PIN AMP CONNECTOR T3 T2 PC BOARD T1 POWER INPUT REMOVE POWER CORD COAXITRON SYSTEM 2000 SCREWS RECEIVER Figure 1. Coaxitron System 2000 Receiver COAXITRON II POWER PATCH (24 VAC INPUT/24 VAC OUT) Figure 2. 24 VAC In
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shown in the SW 1 ** "Long" position P2 shown in the SW 1 P1 ** "Short" position TRANSMITTER: F1 2/10 ASB, 3AG RECEIVER FUSE VALUES: SHOWN BELOW BNC CONNECTORS 37-PIN AMP CONNECTOR PC BOARD POWER INPUT F1 FUSES F2 F3 AC INPUT DESIGNATIONS 1. AC HIGH 2. GROUND ** 3. AC LOW For REV K boards, the SW1 switch positions shown above are just reversed; i.e., "Short" is "Long" and "Long" is "Short". NOTE: For this manual, ignore references to “WX” type models in the table below. The
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4.2 CONNECTOR ASSEMBLY 4. The contact pins supplied with the mating con- nector are the “crimp” type which may also Installation and/or testing will require you to assemble be soldered if you so desired (item 4). the connector parts provided. Fabricate the intercon- necting cable according to the following steps (refer- 5. After crimping or soldering the contact pins ence Figure 4). to the conductors, push them into the proper holes in the connector until they snap in place. 1. Slide part A o
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P2 SW 1 shown in the P1 "Short" position * BNC CONNECTORS 37-PIN AMP CONNECTOR PC BOARD POWER INPUT RECEIVER CONTROL INPUT PIN ASSIGNMENTS COAXITRON SYSTEM 2000 (P1 & P2 ARE RECEIVER LOCATED ON THE COAXITRON P1 RECEIVER CARD) RECEIVER CONTROL 3 BRN P/T COM 1 OUTPUT PIN 5 ORG LEFT 3 ASSIGNMENTS (GOING TO THE 8 4 37-PIN AMP CONNECTOR) 7 GRN DOWN 5 6 BLU UP 6 4
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Figure 7 shows the addition of a manual video switcher 4.3 SYSTEM CONFIGURATIONS and one receiver/camera. In this example, the active coaxial cable is terminated in the transmitter and the Figure 6 shows the simplest system configuration utiliz- inactive cables are terminated in the switcher. The ing the Coaxitron System 2000. This system consists of selected camera signal is fed to the Coaxitron transmit- the control transmitter, coax cable and receiver/camera. ter, which then feeds the monit
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A more complex system is shown in Figure 8. Here, This monitor may also be used for sequential switching. several control locations can serve a single camera As in the previous configuration, any one transmitter system. can assume control. If two or more control units are activated simultaneously, erroneous responses are pre- Note: All transmitters, except the last one, must vented by error detection circuitry in the associated be looping (unterminated) rather than terminating. receiver. In a s
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VIDEO COAXITRON LOOPING SIGNAL TRANSMITTER SWITCHER COAXITRON RECEIVER MULTI-CONDUCTOR CABLE VIDEO SIGNAL COAXITRON RECEIVER COAXITRON TERMINATING TRANSMITTER SWITCHER MULTI-CONDUCTOR CABLE COAXITRON Figure 9. Coaxitron System 2000 with Multiple Transmitters and Receivers RECEIVER VIDEO CABLE INPUT FROM CAMERA RECEIVER RECEIVER VIDEO CABLE OUTPUT TO TRANSMITTER RECEIVER CONTROL OUTPUT TO PAN AND TILT/ LENS (AMP SERIES CPC 24/120/230 VAC OUTPUT CONNECTOR) VIDEO CABLE TRANSMITTER VIDEO F1 AC I
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5.0 OPERATION Under such circumstances, reliable performance can be predicted with cable lengths of 1,500 feet or more. In general, all operating controls on the transmitter are Beyond this distance, the control signal amplitude can self explanatory. With the exception of the ON/OFF become attenuated sufficiently to make performance power switch and the 8-position joystick, all controls marginal. Marginal performance is also approached if are center-off, spring return paddle switches (momen-
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As an example, assume that the operator switches to surface for entry of AC power line (120/230/24 VAC). manual iris control and proceeds to open the iris exces- (See Figure 10.) sively. The result can be a complete loss of control. Within 20 to 40 seconds, camera power is automatically The INPUT video connector accepts the signal from the removed (assuming this feature exists) and auto iris is camera and provides a 75 ohm termination. reinstated. Thus, distortion products are eliminated if the
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• Receiver Control Output for 12 VDC Camera Factors that limit the distance over which the Coaxitron Option can be used are transmission line attenuation and trans- mission line signal distortion The usual output for camera power is 24 VAC accessed at pins 9 and 14 of the 37-pin AMP When signal attenuation becomes large due to exces- connector (see Fig. 5) where CAM AC HIGH sive cable length, the differential amplifier in the and AC LOW emerge as CAMERA INPUT Coaxitron receiver can no longer det
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Up to 32 presets can be stored in each receiver. Up to 8 The pan/tilt will “nod yes” if the receiver reads the presets can be activated by alarm contacts connected to feedback voltages (preposition lens) or “nod no” if it the receiver. There is also an open collector output from does not read any feedback voltages (manual lens). the receiver to activate an external device (such as the CSA764) when the alarm contacts are activated. Figure This routine is a good troubleshooting indicator of 11 s
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14 Pelco Manual C550M-E (8/97) Coaxitron Receiver SB2500-PP, SB2500SL-PP, SB1900-PP, SB1900SL-PP, Preset Unit Only SB2600-PP and SB2600SL-PP SS2000-PP and SS2000SL-PP 37-pin 28-pin 37-pin Connector Connector Function Connector Function Function 1 Pan/Tilt Common 1 Pan/Tilt Common 1 Pan/Tilt Common 2 Manual Iris 2 Not Used 2 Video Core 3 Pan Left 3 Pan Left 3 Pan Left 4 Video Shield 4 Video Shield 4 Video Shield 5 Tilt Down 5 Tilt Down 5 Tilt Down 6 Tilt Up 6 Tilt Up 6 Tilt Up 7 Pan Right 7 Pan R
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Pelco Manual C550M-E (8/97) 15 Preposition Pan/Tilts Coaxitron Receiver Preposition Pan/Tilts PT280, PT680 Series and SB2800 PT520, PT550, PT570 and PT1250 Series Preset Unit Only Series Domes/ PT1280P/PP and PT1280SL/PP 37-pin 28-pin 37-pin Connector Connector Function Connector Function Function 1 Pan/Tilt Common 1 Pan/Tilt Common 1 Pan/Tilt Common 2 Manual Iris 2 Preset Pan 2 Video Core 3 Pan Left 3 Pan Left 3 Pan Left 4 Video Shield 4 Video Shield 4 Video Shield 5 Tilt Down 5 Tilt Down 5 Til
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Coaxitron Receiver Preposition Lenses Preset Unit Only 37-pin 9-pin Connector Function Connector Function 1 Pan/Tilt Common 1 Iris 2 Manual Iris 2 Zoom 3 Pan Left 3 Focus 4 Video Shield 4 Lens Common 5 Tilt Down 5 Ground 6 Tilt Up 6 Preset +5V 7 Pan Right 7 Preset Zoom 8 Ground 8 Preset Ground 9 Camera AC (High) 9 Preset Focus 10 Iris 11 Focus 12 Zoom 13 Lens Common 14 Camera AC (Low) 15 Not Used 16 Not Used 17 Alarm Input 1 18 Alarm Input 2 19 Alarm Input 3 20 Alarm Input 4 21 Alarm Input 5 22
