Emerson CSI 6500 Bedienungsanleitung Seite 11

Product Information / Produktinformation A6630
Temperature Monitor
To activate the bus terminator and to place lines "A" and "B" on the references, plug the jumpers
as shown in Fig. 2 b). Fig. 2 a) shows the jumper position for deactivated bus termination and
open references (delivery status).
• Plug−in jumper 1−2 closed:
• Plug−in jumper 3−4 closed:
• Plug−in jumper 5−6 closed:
Fig. 2: RS 485 jumper
i
For trouble−free operation of the RS 485 bus, the lines "A" and "B" in one
monitor must be connected on their references (+5 V, ground), this is only
possible if the bus terminator jumper is also set in this monitor.
Installation
3. Check the slot wiring prior to installing the monitor.
4. Push the A6630 monitor into the prepared slot and press it with light pressure into the plug
connector.
5. Hand tighten the two anchoring screws on the front panel to secure the monitor
Any other information, e. g. shielding and grounding, configuration of the monitor, etc., can be
found in the direction for use "Four Channel Temperature Monitor A6630", number:
6110−90102.
Bus line "B" via pull−down resistor on ground
120 Ω resistor between "A" and "B"
Bus line "A" via pull−up resistor on +5 V
5 1
3
6 4 2
a)
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1
3
5
6 4
2
b)