Siemens ASC77.2U user manual

Summary of the content on the page No. 1

Installation Instructions


Document No. 129-420
December 13, 2004


OpenAir™ External Auxiliary Switch
a. External dual auxiliary switch
g
b
b. Position indicator
f
c. GCA/GBB/GIB position adapter
a
e
d. GMA/GEB position adapter
d e. 3 mm hex key
c
f. Plastic mounting adapter inserts (2)
g. Threaded M5 × 25 screws (2)


Figure 1. External Auxiliary Switch Kit Contents.
Product Description
Warning/Caution Notations
The OpenAir External Auxiliary Switch (EAS) provides
Person

Summary of the content on the page No. 2

Document No. 129-420 Installation Instructions December 13, 2004 New Spring Return Actuators Installation 1. Without the shaft adapter installed, using the hex New Actuators, Remove Pre-load wrench, wind the manual override one full revolution and release the wrench (See Figure 5). The actuator will return to the 0° position and the GCA, GBB, GIB GMA, GEB preload is now removed. Figure 3. Determine Actuator Model and Orientation. 1-Turn NOTE: For in-service actuators, skip Rem

Summary of the content on the page No. 3

Document No. 129-420 Installation Instructions December 13, 2004 Short shaft applications 2 NOTE: The short shaft adapter is included in the packing box with the shaft adapter. With the short shaft adapter in place, align the notch of the EAS over the protruding tab on the b position adapter ring and secure in place. f (See Figure 7). 1 Figure 9. For GCA, GBB, GIB Actuators, Use the Bottom Screw Holes. Short Shaft Mounting External Auxiliary Switch to Adapter Actuator 1.

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~3.5 mm  max. 10N 0∞ Document No. 129-420 Installation Instructions December 13, 2004 Manual Override A B NOTE: When EAS is installed, you can still access the manual override capability as shown in Figure 0∞ 5∞ 10∞ 20∞ 30∞ 70∞ 85∞90∞ 11. 5∞ 2∞ A B S1 S1 S4 S4 0∞ S5 S6 S5 S6 S2 S3 S2 S3 GBB/GIB Figure 13. Example of Switches Set to 5° and 85°. GEB Wiring WARNING: Do not mix operations. Apply only line voltage or only Class 2 voltages to the switching GMA outputs of both auxili

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Document No. 129-420 Installation Instructions December 13, 2004 Dimensions 1.2 (30,5) 4.9 (124,5) 3.7 (94) .65 (16,5) 2.0 1.6 (51,2) (39,8) 3.6 .8 .13 (91) (21,5) (3,5) Figure 15. External Auxiliary Switch Dimensions in Inches (mm). Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models as design improvements are introduced. OpenAir is a trademark of Siemens Building Technologies, Inc. Other produ