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BAS-APG001-EN 85
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
(frame-mount)
Mounting surface must be able to support 2 lb (1 kg)
Mounting Weight
(metal enclosure)
Mounting surface must be able to support 8 lb (4 kg)
Altitude 6,500 ft (2,000 m)
Installation Category 3
Pollution Degree 2