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Product details
About this part
The NOVELLUS 27-166888 REV. A, IDO-48 S03 REV C is made by Novellus and identified by manufacturer part number 27-166888 REV. A.
This listing is for the exact part number stated above. Compare the part number, condition and photos with your equipment before ordering.
Condition
This item is listed as Used. Previously used. See condition notes and photos.
The photos are part of the description — check them for labels, connectors, markings and any visible wear.
What's included
1 × NOVELLUS 27-166888 REV. A, IDO-48 S03 REV C.
Only the items listed here or clearly shown in the photos are included. Cables, manuals, mounting hardware and accessories are not included unless stated.
Identification & compatibility
Check the manufacturer (Novellus), the part number (27-166888 REV. A) and the photos against your equipment. If you are not sure this is the right part, contact us before you order.
Price match
Found an identical item for less at a fixed price elsewhere? Contact us before you buy with the details, and we will review it.
Important information
Product information is based on what is available for this specific item. Where specifications or compatibility are critical to your application, confirm them before purchase.
- Brand
- Novellus
- Part number
- 27-166888 REV. A
- Country of Origin
- United States
- Novellus part number (label)
- 27-166888-00 Rev. A
- Board maker / model
- ACCES I/O Products, IDO-48
- Version label
- IDO-48 S03 REV C
- Bus
- ISA (edge connector)
- Outputs
- 48 optically isolated solid-state outputs
- Isolation
- Channel to channel and channel to ground
- Output range (ACCES IDO-xx ISA family)
- 5 to 60 VDC
- Address setting
- DIP switch, A9 to A3
- Field connectors
- 3 ribbon-cable headers
- Cover
- Yellow insulating shock-hazard cover
- Country of manufacture (silkscreen)
- USA
- Condition
- Used
Novellus 27-166888-00 Rev A is an ACCES I/O Products IDO-48 card: an ISA-bus board with 48 optically isolated solid-state digital outputs, labeled IDO-48 S03 Rev C. The board was made by ACCES I/O Products (Made in USA, per the board silkscreen) and carries a Novellus part-number label, so the Novellus number and the ACCES model are on the same card. The listing title shortens the number to 27-166888 Rev. A; the label reads 27-166888-00 Rev. A.
What is an isolated digital output card?
It is a computer plug-in card that switches external loads on and off under software control. ACCES describes its IDO-xx ISA cards as having 16, 32 or 48 individually optically isolated solid-state outputs, isolated channel to channel and channel to ground, with a 5 to 60 VDC output range. ACCES notes that the solid-state design allows high-speed switching and a long life expectancy.
What do the labels and markings say?
Board labels: 27-166888-00 Rev. A and IDO-48 S03 REV C, S/N 1625276. Silkscreen: IDO-48, Made in USA, with an ACCES I/O Products sticker. The card has a DIP switch marked ADDRESS (A9 to A3) for setting its I/O base address, and a yellow insulating cover printed "WARNING: SHOCK HAZARD - high voltage may be present. Disconnect cables before removing card. Do not operate without cover."
What is in the photos?
The full card from both sides with the yellow cover fitted over the output area, three ribbon-cable headers, the ISA edge connector and the metal mounting bracket, plus close-ups of the labels. Condition: used.
- Ships from
- Israel
- Tracking
- Included on every order
Import duties and taxes may apply in your country and are paid by the buyer on delivery.
- Returns
- Accepted within 60 days of delivery
- Return shipping
- Free — paid by us
- Refund
- Money back
Return terms differ from item to item — this item's own policy is shown above.
Whatever it says, an item that arrives faulty or not as described is covered: tell us within 30 days of delivery and we will refund or replace it.
Consumers in the EU, the UK and Israel keep their legal right to cancel within 14 days. Full details and the return request form are on our Returns and warranty page.
Questions about this part
What is Novellus 27-166888-00?
An ACCES I/O IDO-48 ISA card with 48 optically isolated solid-state digital outputs, carrying the Novellus part-number label 27-166888-00 Rev. A.
Who made the board?
ACCES I/O Products. The board is silkscreened IDO-48, Made in USA, and has an ACCES I/O sticker. Novellus is the part number on the label.
What does a digital output card do?
It lets a PC switch external devices such as valves, lamps or relays on and off from software. On this card each of the 48 outputs is an optically isolated solid-state switch.
Is it ISA or PCI?
ISA. The photos show an ISA edge connector. ACCES also makes a PCI version (PCI-IDO-48), which is a different card.
How is the address set?
With the DIP switch marked ADDRESS, address lines A9 to A3.
What does S03 mean?
It is part of the version label IDO-48 S03 REV C. The meaning of S03 is not printed on the board.
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