Speaker Isolation Module for 100V PA lines.

Speaker Isolation Module for 100V PA lines.

Model: SIM-Mk2 (formerly model PISOL Mk2)

To prevent PA loudspeakers in a secure area from being used as microphones, the Speaker Isolation Module SIM-Mk2 is installed within the secure area between an incoming 100V speaker circuit and the speakers to be secured.

Advantages of using the Speaker Isolation Module

Reduces AS1851 maintenance and inspection requirement within secure areas,
as the module does not require a mains supply or back-up batteries.

Provides continuous monitoring of secure area speakers for fault conditions.

Easy to install on existing wiring.

Analogue technology. No RF emissions.

Compact circuit board unit that can be mounted anywhere within the secure area.

Four diagnostic LEDs on each module allow easy diagnosis of problems such as:
loss of power, loss of audio and open/short circuit faults.

Any number of speakers up to 50 watts total load can be connected.

The isolation module utilises existing power supply from the Control Unit.

Not a significant heat source - requires no additional ventilation

Auxiliary contact on the fault relay.

Documentation

SIM-Mk2 Speaker Isolator
SIM-Mk1 Speaker Isolator (discontinued)

SIM-Mk2 and SIM-Mk1 are functionally identical except that the SIM-Mk2 has an additional uncommitted Auxiliary change-over contact on the fault relay for connection to other supervisory equipment.
The SIM-Mk2 is slightly larger than the SIM-Mk1.
All mechanical details are in the PDF files above.

Warranty

The Speaker Isolation Module (Model: SIM-Mk2) is guaranteed against defects in workmanship and materials for five years from date of delivery. Warranty does not cover finish or malfunction due to abuse or operation at other than specified conditions.
Please contact Tyco Fire Protection Products for warranty terms and conditions.

Sales enquiries, pricing, and orders

For sales enquiries, pricing, and orders, please contact our exclusive distributor.

Johnson Controls
Level 3, 95 Coventry Street
Southbank, Victoria, 3006
Australia
Tel: 1300 725 688 (within Australia)
Tel: 09 635 0617 (NZ customers)
E-mail: fdp.customerservice.anz@jci.com

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