
Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.
1 N7635-3V3 1/01 5881EN Series RF Receiver INSTALLATION AND SETUP GUIDE INTRODUCTION The 5881EN series of RF receivers is designed for use with control panels that support an RF receiver connection via the keypad terminals. The receiver recognizes alarm, status, and keypad control messages from wireless transmitters operating at 345MHz. One or two individually identified receivers can be employed, depending on the control used. Connection of multiple receivers to a control can provide redundant coverage or extend coverage in large areas. These receivers feature a Spatial Diversity System that virtually eliminates the possibility of "nulls" and "dead spots" within the coverage area. The 5881EN series of receivers use ADEMCO’s new Signal-Sentry™ technology, and can be used in commercial fire installations. Additionally, the 5881ENHC receiver contains front and back tamper that permits its use in commercial burglary installations. U L • In commercial fire applications, the receiver can only be used with control panels that are approved for use in Commercial Fire Installations. When the 5881EN is used in commercial fire applications, DIP switch 5 must be in the ON position. • In commercial burglary applications, the 5881ENHC can only be used with control panels that are approved for use in Commercial Burglary Installations. • In commercial fire applications, a keypad must be connected to Keypad Port 2 in the control. The keypad must be mounted on the control or within 3 feet of the control with the wiring encased in conduit. Each receiver supports the number of zones shown below. 5881ENL Up to 8 zones 5881ENM Up to 16 zones 5881ENH *See below 5881ENHC *See below * The number of zones that the 5881ENH receiver can support depends on the control with which it is used. See the control panel’s instructions for specific details. If a receiver is connected to a system in which more than the permitted number of wireless zones have been programmed, a "SET UP ERROR" message (on alpha keypads) or an "E4 or “E8”" message (on fixed-word keypads) will be displayed on the system's keypad, and none of the zones will be protected. The instruction manual that accompanies the control includes recommendations regarding receiver and transmitter locations, the types of wireless zones that can be programmed (e.g., ENTRY/EXIT, PERIMETER, INTERIOR, etc.) and the procedure for programming the receivers. These receivers should not be installed in an area subject to environmental extremes of below freezing (such as an unheated warehouse) or extremely high temperatures (such as an attic). INSTALLATION With some controls, a receiver may be mounted directly inside the control's cabinet (receiver circuit board only, without its plastic housing) instead of remotely (in its own housing). In both cases, avoid mounting the receiver antennas against a metal surface. NOTE: You may only mount the 5881ENHC its own plastic housing. If you attempt to mount the 5881ENHC in the control’s cabinet, the receiver constantly reports a tamper condition. 1. Remove the receiver's cover by inserting and twisting a screwdriver blade in the slot at the center of the cover's lower edge. 2. If the receiver is to be mounted within the control's cabinet (refer to Figure 1): a. Remove the receiver's circuit board from its base by bending back the two flexible plastic tabs that hold the board's lower edge. b. In the control's cabinet, unfasten and move the control circuit board downward (if already installed). c. Hang two mounting clips (provided with the receiver) on the raised cabinet tabs, as shown in Detail B of Figure 1. d. Insert the top of the receiver board between the rows of slots at the top of the cabinet, as shown in Detail A. e. Position the base of the receiver board onto the mounting clips and secure to the cabinet with the supplied screws. See Detail B. f. Hang two mounting clips (supplied with the control board), on the raised cabinet tabs as shown in Detail C in Figure 1. g. Insert the top of the control board into the slots of the mounting clips secured in step e above. h. Position the lower end of the control board into place on the mounting clips and secure both to the cabinet with the two supplied screws. i. Insert both grounding lugs (supplied with the receiver) through the top of the cabinet into the left- hand terminals of the antenna blocks (located on the upper edge of the receiver board), and secure them to the cabinet with the screws provided, as shown in Detail D. 2 MOUNTING CLIP CABINET DETAIL D ANTENNA AND GROUNDING LUG INSTALLATION ANTENNA MOUNT (2 PLACES) ANTENNA (2) SCREW (2) MOUNTING CLIP CONTROL CIRCUIT BOARD BOARD SUPPORTING SLOTS HOLES FOR ANTENNAS AND GROUNDING LUGS RECEIVER CIRCUIT BOARD (See Detail D) ++ ++ RCVR BRD DETAIL A SIDE VIEW OF BOARD SUPPORTING SLOTS DETAIL B SIDE VIEW OF MOUNTING CLIP DETAIL C SIDE VIEW OF MOUNTING CLIP GROUNDING LUG (2) pcb_RF_mount-V0 CIRCUIT BOARD CABINET Figure 1: Installing the Receiver Board in the Control’s Cabinet j. Insert the receiver’s antennas through the top of the cabinet, into the blocks’ right-hand terminals, and tighten the screws. k. Affix the receiver's Summary of Connections label to the inside of the control's cabinet door. l. Discard the receiver's unused plastic cover and base. 3. If the receiver is to be located remotely from the control in its own plastic enclosure (not in a cabinet): You will not need the circuit board mounting clips, grounding lugs and screws included with the receiver. a. If concealed wiring is to be used, route it through the rectangular opening at the rear of the base before mounting. For surface wiring entry, a thin breakaway area is provided along the base's right edge. b. Mount the receiver in the selected location. For greatest security, use all four mounting holes (two keyslot holes and two round holes) provided in the plastic base. c. If installing a 5881ENHC, install a flat-head screw (supplied) in the case tamper tab as shown i…
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COVER LETTER RE: CFS8DL5882-4 Gentlemen, The 5882-4 is identical in function, operation, and performance, to the Ademco 5881EN receiver. The reason for this new product is that the 'DIP' package - receiver chip is now obsolete, and no longer being produced. The new surface mount package required a re-layout of the RF paths, and therefor would not have been allowed as a permissive change. Please also note there is no Exhibit 3-1 (Timing / Duty Cycle) or Exhibit 5-4 ( OBW) as this device is receive only. I have presented the following Exhibits for your consideration: COVER LETTER - this letter EXHIBIT 1-1 - functional description EXHIBIT 2-1 - circuit description EXHIBIT 2-2 - schematic EXHIBIT 4-1 - top plastic EXHIBIT 4-2 - bottom plastic EXHIBIT 4-3 - PCB in plastic EXHIBIT 4-4 - top of PCB EXHIBIT 4-5 - bottom of PCB EXHIBIT 5-1 - test report - how test was run EXHIBIT 5-2 - test report - picture of test setup EXHIBIT 5-3 - test report - emissions of unintentional radiator EXHIBIT 6-1 - test report - test equipment used EXHIBIT 7-1 - installation instructions (I.I.) with FCC Statement LABEL - the label with FCC ID & Part 15 Statement If you have any questions please call me @ 516-921-6704 EXT 6920 Regards, Greg Barbato for Ken Addy
EXHIBIT 2-1 CFS8DL5882-4 CIRCUIT DESCRIPTION The 345 Mhz RF signal enters the receiver at the diversity antennas ANT1 & ANT2. CR1 & CR2 switch ANT1 & ANT2 under the control of MICROPROCESSOR U8. The LNA ( Q3,L10,L5,etc. ) improves the noise figure. RECEIVER CHIP U1 provides all the basic receiver functions. FL1 & FL2 provide IF band pass. The L.O. is made up of Q1, L14, etc., the FREQUENCY DETERMINING ELEMENT is: Y1 ( 59.28333 Mhz ), the 6th. harmonic of Y1 is: 355.7 Mhz this is high side injection for the 345.0 Mhz input. SIGNAL PROCESSING is accomplished via U2 & U3 and their associated components. Y2 ( 10.073 Mhz ) is the source of the microprocessors clock, and is not part of the RF path. Other peripheral components include: VOLTAGE REGULATION / CONTROL: U5, U7, U11, etc.
EXHIBIT 5-1 CFS8DL5882-4 Report of Measurements. Measurements were made at Ademco 's Measurement Facility at 160 Eileen Way , Syosset , NY 11791 , FCC Registration number : 90421. Measurements were made in accordance with the procedures and reporting requirements of ANSI C63.4-1992. The Test Set-Up (C63.4 section 10.1.3) is shown in the attached drawing. The sequence of testing (C63.4 section 10.1.7) for radiated emissions is as follows: A preliminary scan was conducted with the receiver antenna close to the EUT in order to identify the emission characteristics of the EUT (C63.4 section 8.3.1.1). The antenna and EUT were then placed at the proper separation with the EUT positioned on a non-conducting turntable. The EUT was rotated on the turntable to maximize the received signal strength, then the receiver antenna height was varied to further maximize the received reading. Thereafter, the device was again rotated to a peak output position and the antenna height was re-adjusted for maximum received signal. This procedure was re-iterated until there was no further increase in signal level. This procedure was performed with the EUT rotating in three orthogonal planes (C63.4 section 13.1.4.1) to generate a final maximum reading which is recorded on the radiated emissions result sheet. Similar measurements were made on the receiver to ensure compliance as an unintentional radiator. See Exhibit 6 for list of test equipment (C63.4 section 10.1.4). Note, Spectrum Analyzer resolution bandwidths set as follows; (Video Bandwidth set greater than RBW) - For occupied bandwidth measurements, RBW = 100kHz, (This is in accordance with the minimum RBW allowed by C63.4, which requires RBW greater than 5% of the FCC required occupied bandwidth spec of 0.25% of center frequency). - For radiated emissions below 1 GHz, the RBW = 100kHz. Detector function set to peak. - For radiated emissions above 1 GHz, the RBW = 1MHz. Detector function set to peak. RADIATED EMISSIONS are recorded on attached sheet.
Frequency (MHz) Antenna Polarity ( V-H ) Meter Reading (dB uV) Cable/Amp Factor ( dB ) Antenna Factor (dB/M) Converted Reading ( uV/M ) Duty Cycle ( % ) Corrected Reading ( uV/M ) Limit @ 3 Meter ( uV/M ) 59.283 V 5.83 0.5010.78 7.17 ------ 7.17 100 118.566 V 18.00 0.6711.21 31.19 ------ 31.19 150 177.850 H 20.33 0.8313.55 54.38 ------ 54.38 150 237.137 H 15.33 1.1715.69 31.08 ------ 31.08 200 296.410 V 14.33 1.50 18.05 36.35 ------ 36.35 200 355.700 V 20.83 1.6716.60 65.01------ 65.01 200 414.983 V 5.00 1.6717.36 10.91 ------ 10.91 200 474.266 V 5.00 1.6719.96 14.39 ------ 14.39 200 JUNE, 07, 2002 GREG BARBATO KEN ADDY DATE:____________________ TESTED BY:_________________________APPROVED BY:________________________ ADEMCO 5882-4 (RECEIVER) TEST SAMPLE (model): _______________________________________________________________________________ TEST METHOD: ANSI C63.4-1992 TEST SPECIFICATION: FCC PART 15, SUBPART C. NOTES: 1) Fo= 355.7 MHZ 2) DETECTOR = PEAK. 3) FREQUENCY RANGE SCANNED TO 4 GHz. (METER READING +CABLE /AMP FACTOR +ANTENNA FACTOR) 20 4) CONVERTED READING = 10 5) CORRECTED READING = CONVERTED READING X DUTY CYCLE 6) SIX HIGHEST EMISSIONS RECORDED. ALARM DEVICE MANUFACTURING COMPANY 165 EILEEN WAY CFS8DL5882-4 SYOSSET, NY 11791 FCC ID#____________________
EXHIBIT 6-1 CFS8DL5882-4 Test Equipment list 1. Antenna: Bicon Dipole S/N: 308 Cal. on: 11/01/01 Cal. due: 11/01/02 2. Antenna: Log Periodic S/N: 447 Cal. on: 11/01/01 Cal. due: 11/01/02 3. Spectrum Analyzer R & S S/N:1065.6000.20 Cal. on: 06/29/01 Cal. due: 06/29/02
A Division of Pittway Corporation · Syosset, New York · United States
| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15B | 345 MHz - 345 MHz | - |

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