BDIR Series: 24V Thermostat & Humidity (optional)
Designed to be tamper resistant - no one can change the programming or 
override set point unless they use Hand held I/R Transmitter. 
With display - no switches-no Lock-Box

 
Applications:

Because of the tamper proof design the  BDIR - series is excellent controls for light commercial buildings such as, Public buildings, Offices, Restaurants, Fast food stores, etc. Also for people that want (need) to control with I/R transmitter.

Features:
  • Up to 3 stage heat , 3 stages cool
  • Option: Humidity - a humidifier output and dry function
  • Cool, El. Heat, heat pump, oil, gas.
  • Return to its setting after power outage
  • Easy to install
  • Programming 5+1+1
  • Mounting plateWP2 Dim:6.1" x 4", 
    WP3 Dim: 6.1" x 6.1"
  • Option: Outside Temp. sensor
  • Lithium battery life: 8 years or 4 months of accumulating power outages or combination

Specifications:

Product BDIR-24 Series
Range 45° to 88°F.
Differential 1.2°F
Input 24 V AC


Models: 

Catalog No.

System

Stages

Programmable

Terminals

 Electrical Diagram
   

Heat

Cool

      

BDIR-HC11

Heat/Cool

1

1

5/1/1

RH,RC,C,W,G,Y

  

BDIR-HC22

Heat/Cool

2

2

5/1/1

RH,RC,C,W1,W2,Y1,Y2,G

 Press here 

BDIR-HP21

Heat Pump

2

1

5/1/1

R,C,W2,Y1,B/O,G

  

BDIR-HC33

Heat/Cool

3

3

5/1/1

RH,RC,C,W1,W2,W3,Y1,Y2,Y3,G

  

BDIR24-SUPER

All in one

Electric diagram

 Press here 

If you want the hand held Remote I/R Transmitter, Remote sensor and/or Remote I/R Receiver/Sender add the following Catalog number:

Cat. No.

Option

OS01

Outside Temp. sensor

IRR/1

Remote I/R Sender/Receiver

For 120-277 volts use our relay board PS 401-404

Get spec sheet in PDF

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Systems Controls & Instruments, L.L.C.
6140 Kit Road, Pipersville PA 18947 USA
Phone:  (800) 663-8107  *  (215)766-1487
Fax: (215) 766-1493 
Email: sales@scillc.com