Wheelock SA-70 Installation Instructions Manual

Speaker amplifier

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8
273 Branchport Avenue
Long Branch, N.J. 07740
(732) 222-6880
Use this product according to this instruction manual. Please keep this instruction manual for future reference.
MODEL NUMBERS:
SA-70
SA-90
SA-C8-A
SA-B4
FCC REGULATIONS:
This equipment complies with Part 68 of the FCC Rules. On the back of this equipment is a label that contains, among other
information, the FCC Registration Number and the Ringer Equivalence Number (REN) for this equipment. You must, upon request
provide this information to your telephone company.
The REN is also useful to determine the quantity of devices that you may connect to your telephone line and still have all of those
devices ring when your telephone number is called. In most, but not all areas, the sum of the REN's of all devices connected to one
line should not exceed five (5.0). To be certain of the number of devices that you may connect to your line, you may want to contact
your local telephone company.
Should the equipment cause harm to the telephone network, the telephone company shall, if possible, notify the customer that
temporary discontinuance of service may be required; however, where prior written notice is not possible, the telephone company
may temporarily discontinue service without notice, if such action is necessary under the circumstances. The telephone company may
make changes in its communication facilities, equipment and operations procedures, where such action is reasonably required in the
operation of its business and is not inconsistent with the rules and regulations of the Federal Communications Commission.
Do not attempt to repair or modify this equipment. Repairs to this product will be performed by Wheelock Inc. 273 Branchport Ave,
Long Branch, NJ 07740 in accordance with Wheelock Inc.'s published Terms and Conditions of Sale. This equipment should not be
used on coin telephone lines. Connection to party line service is subject to state tariffs.
If trouble is experienced, disconnect this equipment from the telephone line to determine if it is causing the malfunction. If the
equipment is determined to be malfunctioning, its use shall be discontinued until the problem has been corrected.
NOTE: All CAUTIONS and WARNINGS are identified by the symbol
WARNING:
READ THESE INSTRUCTIONS CAREFULLY.
FOLLOWING INSTRUCTIONS, CAUTIONS AND WARNINGS COULD RESULT IN IMPROPER APPLICATION,
INSTALLATION AND/OR OPERATION OF THESE PRODUCTS IN AN EMERGENCY SITUATION, WHICH COULD
RESULT IN PROPERTY DAMAGE AND SERIOUS INJURY OR DEATH TO YOU AND/OR OTHERS.
Copyright 1987-1994, 1997 Wheelock, Inc. All rights reserved.
APPLICATION INFORMATION:
Thank you for using our products.
INSTALLATION INSTRUCTIONS
SPEAKER AMPLIFIER
4" SPEAKER WITH SQUARE, FLUSH GRILLE
4" SPEAKER WITH ROUND, FLUSH GRILLE
8" SPEAKER WITH ROUND, FLUSH, PLASTIC GRILLE
4" SPEAKER IN A SURFACE MOUNT HOUSING
. All warnings are printed in bold capital letters.
FAILURE TO COMPLY WITH ANY OF THE
P81416 T
Sheet 1 of 10

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Summary of Contents for Wheelock SA-70

  • Page 1 Federal Communications Commission. Do not attempt to repair or modify this equipment. Repairs to this product will be performed by Wheelock Inc. 273 Branchport Ave, Long Branch, NJ 07740 in accordance with Wheelock Inc.'s published Terms and Conditions of Sale.
  • Page 2 Consult the telephone manufactures system manual for equipment or programming required. If unused C.O. port requires talk battery to pass audio (most do), then a Wheelock Zone Control is required as an interface for Zoned Paging Systems. For Single-Zone Paging a Wheelock PRM-150 Preamplifier with an RPS-2406 Power Supply is required as an interface.
  • Page 3: System Capacity

    Figure 6A. Figure 7 shows speaker amplifiers connected to a PABX or EKSU which provides one or more audio page ports. Figure 7. 8 OHM, Amplified (1-3 Watts) page port: Maximum capacity is 125 speaker amplifiers. 600 OHM, low power page port: Maximum capacity is 10 speaker amplifiers (See System Capacity below).
  • Page 4: Specifications

    If additional volume is required, use the Wheelock PRM-150 Preamplifier. Applications with up to 150 speaker amplifiers also require the PRM- 150 Preamplifier.
  • Page 5 Ceiling Height (Feet) No. Of Speakers 1,150 1,200 1,450 2,300 1,000 1,300 1,600 1,930 2,875 1,250 1,625 2,000 2,410 3,450 1,500 1,950 2,400 2,890 4,025 1,750 2,275 2,800 3,370 4,600 2,000 2,600 3,200 3,850 5,175 2,250 2,925 3,600 4,330 5,750 2,500 3,250 4,000...
  • Page 6 Table 3: Wall Speaker Forward Projection And Spacing Mounting Height (Ft.) Forward Projection (Ft.) Spacing (Ft.) Wall speakers should be mounted on the same wall, as long as they are not required to project sound more than shown in Table 3 above.
  • Page 7: Mounting Information

    Connect wires as specified in "WIRING INFORMATION" on page 9, and then snap cover back onto base. Be sure that the base sides line up between the cover sides and the 4 fingers on the cover sides, see Figure 16. Figure 13. SA-C8-A, SA-70, SA-90 Figure 14: SA-B4 Figure 15.
  • Page 8: Wiring Information

    Figure 16. The SA-70 and SA-90 are designed to mount flush in a wall or in the ceiling. For ceiling mounting, a speaker support bracket is available (Wheelock's Model Number SSB-4), see Figure 17. For wall or ceiling mounting, use a 4" square by 1-1/2" deep backbox with a 4"...
  • Page 9: Troubleshooting Chart

    Wheelock RPS-2406 600 mA Power Supply. Although speaker amplifiers may be powered form a 24VDC unfiltered "B" battery, Wheelock's RPS-2406 Power Supply ("A" battery) is recommended. Connect the audio lines to the terminals designated as T and R. Connect the 24VDC power lines to the terminals designated as GND and -24VDC.
  • Page 10: Limited Warranty

    ON ANY CLAIM OF ANY KIND SHALL CEASE IMMEDIATELY UPON THE INSTALLATION IN THE PRODUCT OF ANY PART NOT FURNISHED BY WHEELOCK. IN NO EVENT SHALL WHEELOCK BE LIABLE FOR ANY CLAIM OF ANY KIND UNLESS IT IS PROVEN THAT OUR PRODUCT WAS A DIRECT CAUSE OF SUCH CLAIM. FURTHER, IN NO EVENT, INCLUDING IN THE CASE OF A CLAIM OF NEGLIGENCE, SHALL WHEELOCK BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES.

This manual is also suitable for:

Sa-c8-aSa-90Sa-b4

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