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Figure 1. An RJ45 to DB9 adapter kit.
Information from Digi about cable adapters:http://www.digi.com/pdf/cable_adapter_reference.pdf
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Table 1. DTE Devices that require DB9S (Female) to RJ45 adapter without hardware flow control||| Manufacturer || Model |
Manufacturer | Model | Serial Settings |
|---|---|---|
Motorola |
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MVME-6100 |
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MKS |
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937A Vacuum Gauge Controller |
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9600 8E1 | |
MKS |
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PR4000 |
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9600 701 |
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Table 2. Serial cable pinouts for DB9-Female to RJ45. |||
RJ45 Signal |
|---|
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RJ45 Socket 8 Position |
|---|
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Adapter Wire Color |
|---|
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DB9 Socket 9 Position |
|---|
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DB9 Signal | |
|---|---|
TxD |
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4 |
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Red |
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2 |
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RxD | |
RxD |
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5 |
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Green |
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3 |
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TxD | |
SG |
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6 |
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Yellow |
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5 |
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SG |
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Table 3. DTE Devices that require DB9P (Male) to RJ45 adapter without hardware flow control||| Manufacturer || Model |
Manufacturer | Model | Serial Settings |
|---|---|---|
Gamma |
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SPC, MPC(e/q), and QPC Vacuum Pump Controllers |
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9600 8N1 | ||
Thermocon | HECR Chiller | 9600 8N1 |
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Table 4. Serial cable pinouts for DB9-Male to RJ45 . ||| (Gamma).
RJ45 Signal |
|---|
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RJ45 Socket 8 Position |
|---|
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Adapter Wire Color |
|---|
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DB9 Socket 9 Position |
|---|
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DB9 Signal | |
|---|---|
TxD |
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4 |
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Red |
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2 |
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RxD | |
RxD |
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5 |
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Green | 3 | TxD | ||
SG | 6 | Yellow | 5 | SG |
Table 4. DTE Devices that require DB9P (Male) to RJ45 adapter without hardware flow control
Manufacturer | Model | Serial Settings |
|---|---|---|
Varian | V81 Turbo Pump Controller | 9600 8N1 |
MKS | 937(A/B) | 9600 8E1 |
| Coherent | Labmax-TOP | 38400 8N1 |
| Ophir | Centauri | 115200 8N1 |
Table 4b Serial cable pinouts for DB9-Male to RJ45 (MKS 937B, Varian V81, Centauri, and Labmax-TOP). Digi part number 76000701, "TS DB9M Modem Adapter"
RJ45 Signal | RJ45 Socket 8 Position | Adapter Wire Color | DB9 Socket 9 Position | DB9 Signal |
|---|---|---|---|---|
TxD | 4 | Red | 3 | RxD |
RxD | 5 | Green | 2 | TxD |
SG | 6 | Yellow | 5 | SG |
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Table 5. DCE Devices that require DB9P (Male) to RJ45 adapter without hardware flow control||| Manufacturer || Model |
Manufacturer | Model | Serial Settings |
|---|---|---|
Lakeshore |
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340 Temperature Controller |
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9600 8N1 | |
Sigma |
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PAT-001 |
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9600 8N1 | |
Finger Lakes |
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CFW-1-5 |
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19200 8N1 |
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| SLAC | Link Node | 9600 8N1 |
Table 6. Serial cable pinouts for DB9-Male to RJ45. ||| RJ45 Signal || Digi part number 76000701, "TS DB9M Modem Adapter"
RJ45 Signal | RJ45 Socket 8 Position |
|---|
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Adapter Wire Color |
|---|
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DB9 Socket 9 Position |
|---|
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DB9 Signal | |
|---|---|
TxD |
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4 |
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Red |
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3 |
...
TxD | |
RxD |
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5 |
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Green |
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2 |
...
RxD | |
SG |
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6 |
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Yellow |
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5 |
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SG |
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Table 5. DCE Devices that require DB9P (Male) to RJ45 adapter without hardware flow control||| Manufacturer || Model |
Manufacturer | Model | Serial Settings |
|---|---|---|
Coherent |
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EPM2000 Power Meter |
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38400 8N1 |
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Table 6. Serial cable pinouts for DB9-Male to RJ45. ||| RJ45 Signal || Digi part number 76000701, "TS DB9M Modem Adapter"
RJ45 Signal | RJ45 Socket 8 Position |
|---|
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Adapter Wire Color |
|---|
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DB9 Socket 9 Position |
|---|
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DB9 Signal | |
|---|---|
DCD |
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1 |
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Blue |
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1 |
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DCD | |
RTS |
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2 |
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Orange |
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7 |
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RTS | |
TxD |
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4 |
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Red |
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3 |
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TxD | |
RxD |
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5 |
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Green |
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2 |
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RxD | |
SG |
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6 |
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Yellow |
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5 |
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SG | |
CTS |
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7 |
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Brown |
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8 |
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CTS | |
DTR |
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8 | Gray | 4 | DTR |
Table 7. DCE Devices that require DB25 (Male) to RJ45 adapter without hardware flow control
Manufacturer | Model | Serial Settings |
|---|---|---|
SRS | 830 Lock in Amplifier | 9600 8N2 |
SRS | SR620 Time Interaval Counter | 9600 8N2 |
Table 8. Serial cable pinouts for DB25-Male to RJ45.
RJ45 Signal | RJ45 Socket 8 Position | Adapter Wire Color | DB25 Socket 25 Position | DB25 Signal |
|---|---|---|---|---|
TxD | 4 | Red | 2 | TxD |
RxD | 5 | Green | 3 | RxD |
SG | 6 | Yellow | 7 | SG |
The mapping below is as built in a working SR620 system. It has not been verified that the lines are used, so this may be incorrect. Optional hardware handshaking lines, add to the above:
RJ45 Signal | RJ45 Socket 8 position | Adapter Wire Color | DB25 Socket 25 position | DB25 Signal |
|---|---|---|---|---|
CTS | 7 | Brown | 5 | CTS |
DTR | 8 | Gray | 20 | DTR |
See diagram | Gray | 4 | DTR ||
