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Rs232 To Rs422/485 Converter - Black Box Async

Rs232 To Rs422/485 Converter - Black Box Async
  • Product Code: eq87102
  • Availability: In Stock

$547.50 $848.62

The RS232 to RS422/485 Converter - Black Box Asyncfrom RS232 to RS422/485 Converter - Black Box Asyncis a bi-directional converter that isolates and converts RS-232 signals into RS-422/RS-485 signals and vice versa without requiring external software control. The RS-232 input is wired for DCE through a DB9 female connector, and RS-422/RS-485 signals are interfaced through a removable terminal block. An optional 120-VAC/12-VDC Wallmount Power Supply (PS1003) is required to supply external power to the terminal block. For RS-232, the connection requires RD, TD, and Signal Ground, and in RS-422 mode, the driver is always enabled for full-duplex communications.

Opto-Isolated DB9 to Terminal Block    Transmit Data up to 115 kbs up to 4000'    Supports up to 32 x RS485 Devices    RS485 Driver is Automatically Enabled

Parameters
Cable Length0.9" / 2.3 cm
Connector 11x DB/DE-9 9-Pin Female
Connector 21x Block
ProtocolsRS-485, RS-232
ShieldedNo
Operating Conditions32 to 158°F / 0 to 70°C 
CertificationsCE
Dimensions3.9 x 1.7 x 0.9" / 9.9 x 4.3 x 2.3 cm
Packaging Info
Package Weight0.16 lb
Box Dimensions (LxWxH)4.3 x 3.5 x 1.1"

Related Questions and Answers

Q: 1. Will the SDI/HDMI cross converter adapter pass thru Time Code going from HDMI to SDI, vice versa?

A: We believe this one will do what you wish. We know this one will. https://www.bhphotovideo.com/c/product/1401679-REG/blackmagic_design_convmudcstd_hd_mini_converter_updowncross_hd.html?sts=pi&pim=Y

Q: 2. Does this work with Ubiquiti's toolless rack?

A: The Synology RackStation RS422+ 4-Bay NAS Enclosure BH #SYRS422PLUS can be used with standard server racks.

Q: 3. This unit offers quarter inch balanced inputs. Is there a unit which offers XLR inputs? Output options are great. Input options are lacking.

A: There does not appear to be a unit similar to the Henry Engineering Patch Box II Analog Stereo Output Multiplier and Signal Converter with XLR inputs, however our selection of "press box" items features similar functionality with mostly XLR connectivity: https://bhpho.to/3DwDvLw

Q: 4. What is the measurement of this box? I need 12 L x 8-1/4 W x 5 H

A: 11 L x4'' 8 W 4 H It's a great box I took all my heavy albums and put the pictures in plastic storage bags by category and put them in the boxes I bought two and got rid of about 5 large albums.

Q: 5. Will a mono input be summed to both left and right outputs?

A: No, the Henry Engineering Patchbox II Analog Stereo Output Multiplier and Signal Converter provides stereo input and stereo output. The left and right inputs connect to the left and right outputs. If you have a mono audio source and connect to a single input on the Patchbox, it will be output for the corresponding outputs. For example, if you connect to a left input only, then the audio will be sent to all of the left outputs on the Patchbox. So if you need to have a dual mono output, then you can use any two left outputs from the Patchbox.

Q: 6. Can you apply a LUT to the HDMI out port? SDI port?

A: No, the FeelWorld Seetec SDI / HDMI Cross Converter cannot apply LUTs to any of the outputs.

Q: 7. Can you order additional dividers?

A: No, additional dividers are not currently available.

Q: 8. What is the max memory that can be installed on this max?

A: The RAM cannot be upgraded on this Synology RackStation RS422+ 4-Bay NAS. https://www.bhphotovideo.com/lit_files/844196.pdf

Q: 9. will it hold 5x7 prints? I cannot seem to locate photo boxes listed that indicate they can store 5x7 prints.

A: Although this box does not hold 5 x 7" prints, there are boxes we carry that will fit: https://bhpho.to/3wQ8Tk6

Q: 10. How do I connect this to the VS-PTC-200?

A: You will need to use an adapter to convert the VS-PTC-200 to Ethernet cables. Marshall Electronics CV620-CABLE-06 RJ-45 to 8-Pin RS-232 & D-Sub 9 Connector Adapter Cable B&H # MACV620CAB06 MFR # CV620-CABLE-06

15/09/2024

[RS-485, RS-232] I have been using Synology's storage devices for years at my office as file servers and will continue to do so. They are very easy to use and very secure. They include a lot of valuable features as well. Very reliable and great performance. I highly recommend buying from B&H!

5
24/08/2024

[RS-485, RS-232] SAVED THE DAY. THIS PRODUCT FILLED THE NEEDS AND MORE

5
14/08/2024

[1x Block] We have purchased two of these so far to use primarily as NVRs for a large number of IP cameras on a school campus.

Licensing costs aside, Synology Surveillance Station does a really nice job making it easy to set up and scale with the number of cameras you have. We linked two together, making one the primary and the other a secondary target for recordings.

Surveillance Station records direct-to-disk, and does a decent job of adjusting camera settings directly using ONVIF.


We have about 50+ cameras running at resolutions from 1280x720 up to 2560x1600, some PTZ, some ceiling-mount fisheyes, mostly wide angle fixed, and everything works pretty well. We were even able to use the manual camera configuration to use some uncommon double-lens cameras.


With about 26 cameras assigned to each RS422+, we see about 20-25% CPU on each on average during a typical day. We can comfortably handle 32 per unit, and supposedly up to 40 if needed. With x4 6TB drives in each set in SHR-1 (equivalent to RAID5) we have about a month or so of footage retention.


The licensing is a little pricey at $50 per camera (unless you buy in bulk from some european IP camera shops...), but it is perpetual and I think worth the expense.


Using two of these units, 8 cheap drives from eBay (luckily these do not suffer from the Synology whitelist) and a bunch of camera licenses, for around under $5000 I was able to build and set up a really easy to use and reliable NVR system with plenty of future expandability. 2-3 users are regularly connected on their desktops without issue.

5
26/07/2024

[0.16 lb] Unsuccessfully tried to use passive rs-232 balun set, but the signal didn't get through on my 300' cat5e run. Switched in this Gefen product, and the signal came through clear and strong. Great product.

5
12/07/2024

[1x Block] Used between TEKRAN mercury analyzer and laptop. Allowed serial communications between software supplied with the unit to the analyzer in chemical analysis lab.

5
08/07/2024

[0.16 lb] Works as advertised

5
07/07/2024

[RS-485, RS-232] I used this product to connect a machine that communicates using a DB9 interface to my PC. The product was exactly as described and worked flawlessly on installation. My mobile shopping experience was first rate, fast and the shipping options were cost effective and fast! A+++

5
06/07/2024

[1x Block] No-nonsense serial port. Works fine

5
02/07/2024

[1x Block] I was looking for an efficient, short depth, 1u NAS, and that's exactly what this is. Idle power draw is low, it's reasonably quiet, and the Synology software was a breeze to work with. Super pleased with this purchase.

5
01/07/2024

[RS-485, RS-232] This is the only adapter we found that actually worked with Windows 10 on a Surface Pro 3. Tech support was great to work with as they answered my questions finding something to work.

5

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