Product Description
🔹 General Information
|
Manufacturer |
Yokogawa |
|---|---|
|
Model/Part Number |
NFAI143-S50 S1 |
|
Description |
Analog Input Module (4–20 mA, 16 channels, Isolated) with ISA G3 option and no explosion protection |
🔹 Specifications
|
Item |
Specification |
|---|---|
|
Model |
NFAI143 |
|
Input Channels |
16 (isolated) |
|
Input Signal |
4 to 20 mA |
|
Allowable Input Current |
24 mA |
|
Withstanding Voltage |
1500 V AC (between input and system, for 1 minute) |
|
Overcurrent Protection |
Provided |
|
Input Resistance |
250 Ω (Power ON), ≥500 kΩ (Power OFF) |
|
Accuracy |
±0.1% of full scale |
|
Data Refresh Cycle |
10 ms |
|
Input Step Response Time |
100 ms |
|
Transmitter Power Supply |
24.0 to 25.5 V DC (output current limit: 25 mA) |
|
2-wire / 4-wire Support |
Selectable per channel via setting pin |
|
Temperature Drift |
±0.01% of full scale per °C (max) |
|
Max Current Consumption |
- 230 mA (5 V DC)- 540 mA (24 V DC) |
|
Weight |
Approx. 0.3 kg |
|
External Connection |
Pressure clamp terminal, MIL connector cable |
|
HART Communication |
Available |
🔹 Configuration Breakdown
Model: NFAI143-S50 S1
|
Suffix Code |
Meaning |
|---|---|
|
-S |
Standard type |
|
5 |
Without explosion protection |
|
0 |
Basic type |
|
S1 |
With ISA Standard G3 environmental option |
✅ This configuration supports industrial-grade durability with ISA G3 option and no explosion protection, ideal for general-purpose process automation environments.
🔹 Optional Accessories (if applicable)
|
Option Code |
Description |
|---|---|
|
/A4S00 |
Pressure Clamp Terminal Block for Analog [Model: NFTA4S-00] |
|
/A4S10 |
Pressure Clamp Terminal Block (with surge absorber) [Model: NFTA4S-10] |
|
/CCC01 |
Connector Cover for MIL Cable [Model: NFCCC01] |
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