Toa YC-531HSW-AM User manual

TOA Canada Corporation
INSTALLATION MANUAL
SURFACE MOUNT BACKBOX
YC-531HSW-AM
1. DESCRIPTION
The YC-531HSW-AM is a surface mount back box for the RS series1intercom stations of the N-8000
intercom system. It is equipped with two heaters for installations in cold environments (up to -40°C), a
thermostat2that turns the heaters on and off, and a tamper switch to be connected to a control input of any
N-8000 compatible devices for triggering a tamper-notification call.
The YC-531HSW-AM requires 24V AC or DC power adapter (not included).
1 RS-150 / RS-160 / RS-170 / RS-180 / RS-450 / RS-460 / RS-470 / RS-480.
2The heaters will turn on when the temperature drops below 4°C (40°F) ± 4°C and they turn off when the
temperature goes above 15°C (60°F) ± 4°C.
2. INSTALLATION
Surface Mount
Backbox
Removable
Mounting Plate
Intercom Substation
(Not Included)
Mounting
Screws (x4)
Tamper Switch
Gasket
Heaters (x2)
Thermostat
Terminal Block
(2-post Screw Type)
Insulation

TOA Canada Corporation
Note: When mounting on an electrical box or directly to a wall, please make sure to tightly seal all edges to
avoid water entry.
Note: To enable the tamper-notification call, please wire the tamper switch in parallel with the push button.
Removing the substation will cause the intercom to place a call.
Tamper Switch Wires Provided (flying leads):
Green: Common
Black: Normally Open
White: Normally Closed
When the substation is properly installed (the tamper switch arm is depressed), the circuit is open
between Common (Green) and Normally Closed (White).
3. APPEARANCE

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4. SPECIFICATIONS
Heaters
Number of Units
2 x
10W
Power Source
24V AC or DC (supplied from optional AD
-
246 power
supply unit or equivalent)
Power
Consumption
Max. 20W
Wiring Terminal
2 pin screw terminal
Thermostat
Series
1/2" Disc
Type
Automatic Reset
Function
Open On Rise (Normally
Closed)
Open Temperature
15°C (
60
°
F
) ±
4
°C
Close Temperature
4°C (40°F) ±
4
°C
Tamper Switch
NO/NC
switch,
flying leads
with no termination
Finish
Steel,
Powder Coat Finish Gray
(RAL 9006 or equivalent)
Operating Temperature
-40°C(-40°F to +50°C(+122°F)
Dimensions
4.
89”(w) x 4.89”(h) x 4.65”(d) (124
x
124
x
118
mm)
Weight
2.40
lbs. (
1.09
Kg)