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Covers all your thermostats needs, Represented by, Order code – Viconics T550 User Manual

Page 2: Wiring, Application examples

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ORDER CODE

T500

-

AB

-

CD

-

EF

-

GH

( without day-night mode )

T550

-

AB

-

CD

-

EF

-

GH

( with day-night mode )

A

Output no. 1 ( controlled device )

Type

0

Not installed

5

"SSR" with 3-32 Vdc input

Pulsed 0/5 Vdc

6

0 to 10 Vdc actuator, voltage relay or "SCR" *

0 to 10 Vdc

7

0 to 10 Vdc high cooling signal for Vdc relay

Higher signal

B

Output no. 2 ( controlled device )

Type

0

Not installed

1

Relay, thermal relay, two position motor

Isolated Triac

2

Normally open thermal valve

Isolated Triac

3

Normally close thermal valve

Isolated Triac

4

"SSR" with 24 Vac input

Isolated Triac

5

"SSR" with 3-32 Vdc input

Pulsed 0/5 Vdc

C

Output no. 1 and 2 control mode

1

Heating, reverse acting, ( RA )

∗ Standard

2

Cooling, direct acting, ( DA )

3

Heating, RA ( no. 1 ) and cooling, DA ( no. 2 )

4

Cooling, DA ( no. 1 ) and heating, RA ( no. 2 )

D

Main control sensor location

1

Room, inside thermostat, or ( duct return air**)

∗ Standard

2

Duct supply air **

** Order with S60 or S70 sensor

E

Setpoint adjustment

1

User adjustable

∗ Standard

2

Blind cover

F

Scale

1

10

°C to 32 °C

∗ Standard

2

50

°F to 90 °F

G

Output no. 3

Damper changeover input

1

Normally cooling, ( DA )

Common dry contact for all thermostats

2

Normally heating, ( RA )

Common dry contact for all thermostats

3

Automatic

Duct supply sensor **

4

Automatic
with recirculation

Duct supply sensor **

** Order with S60 or S70 sensor

H

Maximum running time of tri-state floating actuator

1

1 minute

2

2 minutes

...

etc.

9

9 minutes

Example: T550 - 75 - 41 - 12 - 12
One higher signal cooling output and one "SSR" 3-32 volts heating output.
Main sensor located inside the room. Setpoint adjustable by user.
Scale 50

°F to 90 °F. The output no. 3 is a damper with

a travel time of 2 minutes used in cooling mode.
Note: Order remote sensor separately.

WIRING

For complete technical information on wiring, commissioning and
servicing, please refer to the T500 / T550 service manual.

APPLICATION EXAMPLES

COVERS ALL YOUR THERMOSTATS NEEDS...

To more complicated...

To sophisticated applications !

From simple...

T550-01-11-22-32

1 STAGE ELECTRIC DUCT HEATER

T550-00-11-12-12

24 VAC

Pressure dependent VAV

Tri-state floating actuator

TRI-STATE FLOATING ACTUATOR

DAY-NIGHT

24 VAC

Hydronic heating and cooling

Day-night mode

N.O. THERMAL VALVE

1 stage on-off electric duct heater

Hydronic supply changeover sensor

Blind cover

ELECTRIC DUCT HEATER

WITH 0 TO 10 Vdc SCR

Hydronic perimeter heating

Modulating duct heater, SCR 0 to 10 Vdc

S90
SENSOR

2 MINUTES MAX. RUNNING TIME

Day-night mode

DAY-NIGHT

T500-62-11-11-35

24 VAC

Pressure dependent VAV c/w changeover

Tri-state floating actuator

TRI-STATE FLOATING ACTUATOR

5 MINUTES MAX. RUNNING TIME

S60
SENSOR

TRI-STATE FLOATING ACTUATOR

2 MINUTES MAX. RUNNING TIME

Tri-state floating actuator

Represented by:

Viconics Electronics Inc. 9245, Langelier Blvd, St-Leonard, Quebec, Canada H1P 3K9

www.viconics.com

T550SE15.DOC 6/7/02