TM500 high-power compartments: Difference between revisions

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The larger mainframes in the [[TM500]] series usually have one compartment that can take high-power plugins.
The [[TM504]], [[TM506]] and [[TM5006]] each have '''one compartment that can accommodate high-power plugins'''.


A metal cover to the left of the backplane connector pushes a switch in the rear of a high-power plugin in that compartment.
A metal cover to the left of the backplane connector pushes a switch in the rear of a high-power plugin in that compartment.
In the other, low-power compartments, a hole in the cover prevents this.  Smaller mainframes like the [[TM503]] may have no such covers at all.
In the other, low-power compartments, a hole in the cover prevents this.  Smaller mainframes like the [[TM503]] may have no such covers at all.
In the high-power slot, the 25 V transformer windings can supply at least 1 A each instead of 0.5 A. 
The +11.5 V<sub>DC</sub>/17 V<sub>AC</sub> supply is separate from the rest of the slots and can float, it is rated for ~4 A instead of 1.3 A. 
See the [[TM500 Series plug-in interface]] for more details.
The [[PS503A]] will deliver ±20 V at 1 A in a high-power slot, instead of only 0.4 A.
The [[PS505]] must be operated in a high-power slot to deliver its rated 4 A output, otherwise it is limited to 1 A (and the output is not floating).


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Latest revision as of 10:34, 2 November 2021

The TM504, TM506 and TM5006 each have one compartment that can accommodate high-power plugins.

A metal cover to the left of the backplane connector pushes a switch in the rear of a high-power plugin in that compartment.

In the other, low-power compartments, a hole in the cover prevents this. Smaller mainframes like the TM503 may have no such covers at all.

In the high-power slot, the 25 V transformer windings can supply at least 1 A each instead of 0.5 A. The +11.5 VDC/17 VAC supply is separate from the rest of the slots and can float, it is rated for ~4 A instead of 1.3 A. See the TM500 Series plug-in interface for more details.

The PS503A will deliver ±20 V at 1 A in a high-power slot, instead of only 0.4 A. The PS505 must be operated in a high-power slot to deliver its rated 4 A output, otherwise it is limited to 1 A (and the output is not floating).