Chapter 6

Installing the EX2 expansion module

The EX2 is a field-installed expansion module for the Tracer MP581 pro- grammable controller. Up to four EX2s with metal enclosure, model num- ber 4950 0523, can be connected to a Tracer MP581. Each EX2 adds the following inputs and outputs to a Tracer MP581:

Six universal inputs

Four binary outputs

Four analog outputs

The enclosure package includes:

EX2 circuit board fastened to the back piece of a metal enclosure

Removable metal cover

Make sure that the operating environment conforms to the specifications listed in Table 22. Dimensions and clearances are illustrated in Figure 44 on page 86.

Table 22. Operating environment specifications

Temperature

From –40°F to 120°F (–40°C to 49°C)

Humidity

5–93%, non-condensing

Power

24 Vac, 50/60 Hz, 10 VA main board and 6 VA max per

 

binary output

Mounting Weight

Mounting surface must be able to support 2 lb (1 kg)

(frame-mount)

 

Mounting Weight

Mounting surface must be able to support 8 lb (4 kg)

(metal enclosure)

 

Altitude

6,500 ft (2,000 m)

Installation

Category 3

Pollution

Degree 2

 

 

BAS-APG001-EN

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Trane Engineered Smoke Control System for Tracer Summit Power, Frame-mount Mounting Weight, Metal enclosure Altitude

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