Siemens MXL Installation Instructions Download Page 3

Document No. 565-957

Installation Instructions

August 12, 2005

TB3 or TB4

-

+

To FLN 1 on the Open Processor

120 ohms

1/4 watt

1

2

3

4

5

6

7

8

9 10 11 12 13 14 15 16

Do NOT use

G

W0955R1

Figure 2. Connecting the Siemens MXL Driver to the MXL System.

The standard practice used by MXL
installers would also require a 120-ohm
resistor between terminals 1 and 2.
Do NOT install a resistor across these
terminals.

Siemens Building Technologies, Inc.

Page 3 of 4

Summary of Contents for MXL

Page 1: ...8DI 8DO 8AI 8AO point expansion support modem with HOA 986 83379G Siemens MXL Driver MEC with Ethernet BLN 8DI 8DO 8AI 8AO point expansion support HOA ready 986 83379H Siemens MXL Driver MEC with Ethernet BLN 8DI 8DO 8AI 8AO point expansion support with HOA Warning Caution Notations WARNING Personal injury loss of life may occur if you do not follow the procedures as specified CAUTION Equipment da...

Page 2: ... on the appropriate terminal block as specified above Terminal 1 is the negative terminal and terminal 2 is the positive terminal There is no terminal available for the shield so it will be connected at the driver See Figure 1 and Figure 2 6 Connect a 120 ohm 1 4 watt resistor between terminals 3 and 4 of this same terminal block See Figure 2 7 At the MEC MBC RBC attach the and S leads of the RS 4...

Page 3: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Do NOT use GW0955R1 Figure 2 Connecting the Siemens MXL Driver to the MXL System The standard practice used by MXL installers would also require a 120 ohm resistor between terminals 1 and 2 Do NOT install a resistor across these terminals Siemens Building Technologies Inc Page 3 of 4 ...

Page 4: ...nts are introduced Product or company names mentioned herein may be the trademarks of their respective owners 2005 Siemens Building Technologies Inc Siemens Building Technologies Inc Your feedback is important to us If you have Document No 565 957 1000 Deerfield Parkway comments about this document please send Country of Origin US Buffalo Grove IL 60089 4513 them to SBT_technical editor siemens co...

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