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ICD400A

ISOLATED
RS-232 TO
RS-422/485
CONVERTER

QUICK START GUIDE

24/7 TECHNICAL SUPPORT AT 877.877.2269 OR VISIT BLACKBOX.COM

Summary of Contents for ICD400A

Page 1: ...ICD400A ISOLATED RS 232 TO RS 422 485 CONVERTER QUICK START GUIDE 24 7 TECHNICAL SUPPORT AT 877 877 2269 OR VISIT BLACKBOX COM ...

Page 2: ...ything is missing or damaged contact Black Box Technical Support at 877 877 2269 or visit info blackbox com RS 232 to RS 422 485 Converter This Quick Start Guide 10 to 30 VDC power connector USER SUPPLIED COMPONENTS DIN rail clip DRCLIP optional STEP 3 Controls and Indicators Figure 3 1 shows the isolated RS 232 to RS 422 485 converter Table 3 1 describes its components 1 2 3 4 5 Figure 3 1 Model ...

Page 3: ...connector 2 position removable 2 DB9 female connector RS 232 wired as DCE 3 Data LEDs Green ON when power is applied Blinking Data is flowing 4 Mounting ears Used for panel mounting 5 R2 422 485 connector 5 position removable 6 8 position DIP switch Located on back of unit Figure 3 2 DIP switch located on back of unit NOTE Shaded black means the DIP switch is ON STEP 4 Pinouts and Terminal Identif...

Page 4: ...ter will accept 10 to 30 VDC 1 0 W maximum The terminal block will accept 28 to 12 AWG wire TABLE 4 2 TERMINAL IDENTIFICATION RS 422 485 4 Wire RS 485 2 Wire A Ground A Ground B RDB B Data B C RDA C Data A D TDB D E TDB E A B C D E Power supply 10 30 VDC 2 5 W V V Figure 4 2 Terminal Identification Figure 4 2 and Table 4 2 show the terminal identification ...

Page 5: ...ion Figure 6 1 RS 485 2 wire example Figure 6 2 RS 485 4 wire example NOTE Shaded black means the DIP switch is ON In Figure 6 2 the converter is set up to use internal bias and no termination with four wires RS 485 4 wire DIP switch RS 422 4 wire DIP switch NOTE Shaded black means the DIP switch is ON ...

Page 6: ... on the network All drivers are tri stated Without anything driving the network the state of the line is unknown If the voltage level at the receiver s A and B inputs is less than 200 mV the logic level at the output of the receivers will be the value of the last bit received To maintain the proper idle voltage state bias resistors must be applied to force the data lines to the idle condition If t...

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Page 8: ...COPYRIGHT 2018 BLACK BOX CORPORATION ALL RIGHTS RESERVED Documentation Number pn710 00009 00_r2_ICD400A_2518qsg ...

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