Installation Instructions

ManualsBrandsSiemens ManualsSensors HumiditySeries QAA2200 Room Temperature Sensors & Series QFA3200 Room Humidity Sensors Technical Specification Sheet

Document No. 129-104

June 10, 2020

Series 3200 Relative Humidity and

Temperature Room Units

Page 1 of 4

Product Description

These room units measure relative humidity and

temperature in the occupied space in which they are

installed. Models with display allow users to view the

measured temperature value. A version with

temperature setpoint adjustment is also offered.

The effective sensing range is 32°F to 122°F (0°C to

50°C), and the setpoint range is 55°F to 95°F (13°C

to 35°C). The humidity measuring range is 0 to

100% RH.

Hardware is included for installation on drywall or on

a 2” × 4” electrical box.

Product Numbers

QFA3212.FWxN QFA3232.FWxN

QFA3212.EWxN QFA32SS.FWxN

QFA3230.FWxN QFA32SS.EWxN

QFA3232.EWxN

Accessories

AQA2200-INTL Room Unit Back Plate

(10-pack)

563-102 GSKT KIT Room Sensor Insulating

Gasket (10-pack)

(For hollow wall installations)

Caution Notations

CAUTION

Equipment damage or loss of

data may occur if you do not

follow a procedure as

specified.

Item Number 129-104, Rev. KA

Expected Installation Time

20 minutes

Required Tools

• Sizes 1 and 2 Phillips screwdrivers

• Small and medium flat-blade screwdrivers

• 1/16-inch hex key

• Medium-duty electric drill

• 3/16-inch (4.8 mm) drill bit

• One-inch (25 mm) hole saw

• Small level

• Tape measure

• Marker or pencil

Prerequisites

• Review these instructions before beginning.

• Installed: appropriate field wiring within the

maximum wiring run length for the individual

equipment controller. The maximum

recommended length is 750 feet (229 m) for

18 AWG; 300 feet (91 m) for 22 AWG.

• All wiring must comply with National Electric

Code (NEC) and local regulations.

Figure 1. Typical Temperature Room Unit.

Summary of content (4 pages)

PAGE 1
Installation Instructions Document No. 129-104 June 10, 2020 Series 3200 Relative Humidity and Temperature Room Units Product Description These room units measure relative humidity and temperature in the occupied space in which they are installed. Models with display allow users to view the measured temperature value. A version with temperature setpoint adjustment is also offered. The effective sensing range is 32°F to 122°F (0°C to 50°C), and the setpoint range is 55°F to 95°F (13°C to 35°C).
PAGE 2
Document No. 129-104 Installation Instructions June 10, 2020 Mounting Information Always mount the room unit vertically. Locate the room unit: • according to design specifications and local regulations. • where the air circulates around it freely (not in recessed areas or behind doors). • allowing a minimum of 4 inches (10 cm) free space above and below for proper airflow, the front cover removal tool, and the computer communication cable.
PAGE 3
Document No. 129-104 Installation Instructions June 10, 2020 7. Terminate the wires to the termination blocks on the room unit's base plate. (See Figure 6.) 8. Feed the extra cable back through the hole. Unit Set-up Figure 5. Changing Display to °C. 3. Snap the room unit cover to the room unit base plate by first hooking the room unit front to the top latches, and then rotating the cover downward until it latches. Figure 4. Circuit Board (Located inside Room Unit Cover. 1.
PAGE 4
Document No. 129-104 Installation Instructions June 10, 2020 CAUTION: To prevent equipment damage, do the following: If the room unit is powered by AC: • AC Supply must be type NEC Class 2 and earth grounded at the secondary neutral. • Room Unit ACN (GND) must be connected to the controller common. • If the controller has a floating common, that common must be connected to the same earth ground point as the controller AC supply. If the room unit is powered by isolated DC: • • Figure 6.