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Installation & Operating Instructions

“BAPI-Stat 3” Room Sensor

Building Automation Products, Inc., 750 North Royal Avenue, Gays Mills, WI  54631 USA

Tel:+1-608-735-4800 • Fax+1-608-735-4804 • E-mail:[email protected] • Web:www.bapihvac.com

Specifications subject to change without notice.

rev. 01/30/14

24694_ins_BS3

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Overview and Identification

The BAPI-Stat 3 is a multiple output transmitter for temperature and 

humidity with setpoint capability for both and occupied/unoccupied 

override switching. The large easy-to-read display is ideal for cross 

room viewing and membrane pushbuttons are designed for easy 

operation and cleaning.
A fully featured unit can have 4 active channel outputs, override and 

a passive sensor output. All ranges are factory set, however each 

temperature and humidity sensor channel has a local offset adjust for 

fine tuning. The display can be locally customized to the customer’s 

preference.

Power Supply:

 

10 to 35 VDC (15 to 24 VDC Recommended) for 4 to 20 mA or 0 to 5 VDC Outputs

  15 to 35 VDC (15 to 24 VDC Recommended) for 0 to 10 VDC Outputs

  12 to 28 VAC (Requires a separate pair of shielded wires) for 0 to 5 VDC Outputs

  15 to 28 VAC (Requires a separate pair of shielded wires) 0 to 10 VDC Output

Power Consumption:

 

60 mA maximum DC: 4 to 20 mA or 0 to 5 VDC Outputs

  10 mA maximum DC: 0 to 10 VDC Output

  1.44 VA maximum AC: 0 to 5 VDC Outputs

 

0.2 VA maximum AC: AC: 0 to 10 VDC Output

Outputs: 

4 active output channels plus 1 passive temp. sensor

 

Volts

 

0 to 5 VDC or 0 to 10VDC, Imp. >10KΩ (CH 1, 2, 3, 4)

 

Current

 

0, 4-20 mA, Imp. <500 

W

 @ 24 VDC (CH 1, 2)

 

Resistance

 

E-POT, 1K, 10K, 50K or 100KΩ, 5 VDC @ 5 mA max (CH 3, 4) - Factory selected per application

 

Contact

 

N.O. reed switch, 250 mA @ 29 V max 

 

Temp. Sensor

 

Passive RTD, thermistor or semi-conductor (CH 5) 

Sensing Elements: 

Active output and display

  Temperature

 

10K-2 Thermistor,  

 

Humidity

 

Capacitive Polymer, ±2%RH

Optional Passive Temperature Sensors:

   Thermistor:

 

Thermal resistor 

 

Temp. Output

 

Resistance, NTC

 

Accuracy 

 

(std) ±0.36ºF, (±0.2ºC)

   RTD: 

 

Resistance Temperature Device

 

Temp. Output

 

Resistance, PTC

 

PT Accuracy (std)

  0.12% @Ref, or ±0.55ºF, (±0.3ºC) 

   Semiconductor: 

 

Solid State (AD592)

 

Temp. Output

 

2 wire, 1uA/ºC (0.556uA/ºF)

 

Accuracy

 

Offset correction given to 0.1ºC (0.18ºF)

Mounting:

  2” by 4” J-box or drywall mount - screws provided

Specifications

Controls: 

(Buttons required for technician adjustments)

 

  0, 3 or 5 wipe down buttons

  (Configuration dependent)

Display:

 

LCD multi-segment

 

Main

 

3.5 digit, 0.8” tall

 

Minor

 

2.5 digit, 0.25” tall

 

Other

 

BAPI-Man, units

Ambient Specifications:

 

Temperature:   32 to 122ºF (0 to 50ºC) 

  Humidity:  

0 to 95%, non-condensing

Wiring:

 

2 to 5 pair of 16 to 22  AWG

  (Configuration dependent)

Material: 

ABS Plastic

Material Rating: 

UL 94, V-0

Fig. 1: 

BAPI-Stat 3 with temperature and humidity 

setpoint and override. (Units without humidity 

setpoint will only have three buttons.) 

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