Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
| Company Information | |||
| sales@plc-automations.com | |||
| Mobile | +8615980777398 | ||
| +8615980777398 | |||
| 15980777398 |

| Parameter | Specification |
|---|---|
| Model Number | FC-USI-0002 |
| Product Type | Universal Signal Isolator |
| Power Supply | 24 V DC |
| Input Signal | 0-20 mA, 4-20 mA, 0-10 V, 1-5 V |
| Output Signal | 4-20 mA, 0-10 V |
| Accuracy | ±0.1% of Full Scale |
| Response Time | ≤ 250 ms |
| Operating Temperature | -40°C to +70°C |
| Dimensions (L×W×H) | 115 mm × 90 mm × 60 mm |
| Weight | 0.35 kg |
| Mounting | DIN Rail |
| Isolation Voltage | 3000 VAC |
| Certifications | IEC 61010-1, CE, UL |
The FC-USI-0002 is an advanced Universal Signal Isolator designed to provide precise electrical isolation and signal conditioning for various industrial inputs. It is tailored to convert standard current and voltage signals with high accuracy while isolating the control system from potentially harmful electrical disturbances.
Featuring a broader input range and higher isolation voltage compared to its predecessor, the FC-USI-0002 is perfect for safeguarding sensitive control equipment and ensuring accurate data transmission in industrial automation.
Industrial process control
Instrumentation signal isolation
Data acquisition systems
Building management systems
Power plant monitoring
Chemical processing plants
Machine safety systems
Energy management systems
Wide Input Range: Supports 0-20 mA, 4-20 mA, 0-10 V, and 1-5 V input signals for versatile usage.
High Isolation Voltage: 3000 VAC isolation protects sensitive electronics from high-voltage surges and noise.
Excellent Accuracy: ±0.1% full scale ensures precision measurement and control.
Fast Response Time: 250 ms or less allows near real-time signal processing.
Compact DIN Rail Mounting: Enables easy and space-saving installation in control panels.
Robust Operating Temperature: Operates reliably across a wide temperature range from -40°C to +70°C.
Certified Quality: Complies with IEC 61010-1, CE, and UL standards to guarantee safety and reliability.
| Brand | Series |
|---|---|
| Honeywell | FC Universal Signal Isolators |
| Model | Input Signal Type | Output Signal | Dimensions (mm) | Weight (kg) | Key Feature |
|---|---|---|---|---|---|
| FC-USI-0001 | Voltage, Current, TC, RTD | 4-20mA, 0-10V | 110×90×58 | 0.32 | Universal inputs with thermocouple and RTD support |
| FC-USI-0003 | Thermocouple, RTD | 4-20mA | 110×90×60 | 0.35 | Optimized for temperature sensors |
| FC-USI-0004 | Current (0-20mA) | 0-10V | 105×85×55 | 0.31 | Low power consumption |
| FC-USI-0005 | Voltage (0-10V) | 4-20mA | 115×95×60 | 0.36 | High isolation voltage |
| FC-USI-0006 | Universal Inputs | Multiple Outputs | 110×90×58 | 0.34 | Multi-channel input support |
| Model | Type | Input Signal | Output Signal | Dimensions (mm) | Weight (kg) | Application Focus |
|---|---|---|---|---|---|---|
| FC-TSRO-0824 | Temperature Sensor | 0-10V, 4-20mA | Analog | 120×40×30 | 0.25 | HVAC, industrial temperature |
| FC-TUIO11 | Safety Universal I/O | 0-10V, 4-20mA | Analog/Digital | 191×188×65 | 0.40 | Safety critical control systems |
| FC-PRS-2000 | Pressure Sensor | Analog Current | Analog | 110×38×28 | 0.23 | Fluid pressure measurement |
| FC-HUM-1500 | Humidity Sensor | Resistive | 4-20mA | 100×35×25 | 0.21 | Environmental monitoring |
| FC-FLOW-3000 | Flow Sensor | Pulse Output | Pulse | 130×45×35 | 0.35 | Water and gas flow metering |
Q1: What input signals are compatible with the FC-USI-0002?
A1: It supports 0-20 mA, 4-20 mA, 0-10 V, and 1-5 V signals, making it highly adaptable.
Q2: What is the maximum isolation voltage provided by this model?
A2: The FC-USI-0002 offers up to 3000 VAC isolation voltage for protection against electrical surges.
Q3: What accuracy can I expect from this isolator?
A3: The device provides ±0.1% full scale accuracy to ensure reliable signal processing.
Q4: How fast does this device respond to input changes?
A4: It responds in 250 milliseconds or less, suitable for real-time applications.
Q5: Can the FC-USI-0002 operate in extreme temperatures?
A5: Yes, it is rated for -40°C to +70°C, suitable for harsh environments.
Q6: What power supply voltage does this device require?
A6: It operates on a 24 V DC power supply.
Q7: How is the device installed?
A7: The isolator is designed for DIN rail mounting to ease panel integration.
Q8: Does the FC-USI-0002 meet safety certifications?
A8: Yes, it complies with IEC 61010-1, CE, and UL standards.
Q9: Is this model suitable for hazardous areas?
A9: While it offers high isolation, specific hazardous area approvals should be verified for your application.
Q10: What types of output signals can the device provide?
A10: It outputs standard 4-20 mA and 0-10 V signals compatible with most control systems.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.