StarTech.com IC232485S User Manual
Instruction Manual
Industrial RS232 to RS-422/485 Serial Converter with 15KV ESD Protection
IC232485S
DIP Switch Settings
DE: Bedienungsanleitung - de.startech.com
FR: Guide de l'utilisateur - fr.startech.com
ES: Guía del usuario - es.startech.com
IT: Guida per l'uso - it.startech.com
NL: Gebruiksaanwijzing - nl.startech.com
PT: Guia do usuário - pt.startech.com
Setting Position
Auto RS-422/485 (Default)
Automatically detect the protocol (RS-422/485)
and duplex (full/half)
1: On, 2:O
Packaging Contents
• 1 x RS-232 to RS-422/485 Converter
• 1 x Universal Power Adapter (NA/EU/UK)
• 1 x Instruction Manual
Product Overview
Status LED
RS-422 (4-Wire RS-485)
Force the device to RS-422 full duplex mode
RS-232 Pinout
15
9
6
RS-422/485 Pinout
1
1:O, 2:On
Pin 1 DCD
Pin 2 RXD
Pin 3 TXD
Pin 4 DTR
Pin 5 GND
Pin 6 DSR
Pin 7 RTS
Pin 8 CTS
Pin 9 RI
5
RS-232 Connector
Wall Mount Bracket
RS-422/485 Connector
DC JackDIP Switch
*actual product may vary from photos
LED Indicators
PWR (Green) Lit when power is supplied to the device
Rx (Yellow) Flashes when serial data is being received
Tx (Yellow) Flashes when serial data is being sent
For the most up-to-date information, please visit: www.startech.com
6 9
Pin RS-422 4-Wire RS-485 2-Wire RS-485
1 Tx- Tx- D-
2 Tx+ Tx+ D+
3 Rx+ Rx+
4 Rx- Rx-
5 GND GND GND
6 RTS- RTS-
7 RTS+ RTS+
8 CTS+ CTS+
9 CTS- CTS-
Manual Revision: 09/04/2014
Specications
Supported Protocols RS-232 / 422 / 485
Connectors
Maximum Baud Rate 921.6 Kbps
Power Adapter 5V, 1A
Enclosure Material Steel
Operating
Temperature
Storage Temperature -20°C to 60°C (-4°F to 140°F)
Humidity 5~85% RH
Dimensions 117 x 59 x 22 mm
Weight 150 g
1 x DB-9 (9 pin; D-Sub) Female
1 x DB-9 (9 pin; D-Sub) Male
0°C to 50°C (32°F to 122°F)
RS-232
IC232485S
RS-422/485
FCC Compliance Statement
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment o and on, the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit dierent from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Use of Trademarks, Registered Trademarks, and other Protected Names and Symbols
This manual may make reference to trademarks, registered trademarks, and other protected names and/or symbols of third-party companies not related in any way to
StarTech.com. Where they occur these references are for illustrative purposes only and do not represent an endorsement of a product or service by StarTech.com, or an endorsement of the product(s)
to which this manual applies by the third-party company in question. Regardless of any direct acknowledgement elsewhere in the body of this document, StarTech.com hereby acknowledges that all
trademarks, registered trademarks, service marks, and other protected names and/or symbols contained in this manual and related documents are the property of their respective holders.
Technical Support
StarTech.com’s lifetime technical support is an integral part of our commitment to provide industry-leading solutions. If you ever need help with your product, visit www.startech.com/support and access
our comprehensive selection of online tools, documentation, and downloads.
For the latest drivers/software, please visit www.startech.com/downloads
Warranty Information
This product is backed by a one year warranty.
In addition, StarTech.com warrants its products against defects in materials and workmanship for the periods noted, following the initial date of purchase. During this period, the products may be returned
for repair, or replacement with equivalent products at our discretion. The warranty covers parts and labor costs only. StarTech.com does not warrant its products from defects or damages arising from
misuse, abuse, alteration, or normal wear and tear.
Limitation of Liability
In no event shall the liability of StarTech.com Ltd. and StarTech.com USA LLP (or their ocers, directors, employees or agents) for any damages (whether direct or indirect, special, punitive, incidental,
consequential, or otherwise), loss of prots, loss of business, or any pecuniary loss, arising out of or related to the use of the product exceed the actual price paid for the product. Some states do not allow
the exclusion or limitation of incidental or consequential damages. If such laws apply, the limitations or exclusions contained in this statement may not apply to you.
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