Description
MTL4581 Isolator: Fast & Accurate mV Signal Transfer
The MTL4581 safely moves small voltage signals from dangerous areas to safe areas. It works great with thermocouples that use external cold-junction compensation. Switches let you set safety actions if the sensor fails.
Technical Specifications
Brand & Model: MTL MTL4581 Signal Isolator
Input/Output Range: 0 to ±50mV (±55mV overrange)
Accuracy: Better than 0.05% or ±5μV
Response Time: 150 microseconds
Frequency Response: DC to 4kHz
Max Lead Resistance: 600Ω
Output Resistance: 60Ω nominal
Power Supply: 20-35V DC
Power Consumption: <30mA
Operating Temperature: -20°C to +70°C
Hazardous Location Rating: Zone 0, IIC, T4-T6 / Div 1, Group A
Easy Installation & Use
Connect your mV source and safe-area instrument. Use the two switches to enable the safety drive and choose upscale or downscale operation. The MTL4581 provides instant isolation and protection.
Frequently Asked Questions
- Q1: What is external cold-junction compensation?
A1: It means the thermocouple reference junction is compensated elsewhere, not inside this module. - Q2: How fast is the response really?
A2: Extremely fast at 150 microseconds – much quicker than many other isolators. - Q3: When would I use the safety drive?
A3: Use it to trigger an alarm in your control system if the thermocouple wire breaks. - Q4: Can it handle high-frequency signals?
A4: Yes, its 4kHz bandwidth makes it good for dynamic measurements. - Q5: Is calibration needed?
A5: No, its wide input range means it works with common sensors without calibration.
Shipping & Package
Includes one MTL4581 unit. Shipped quickly via FedEx, UPS, and DHL worldwide.
Your Guarantee
This product comes with a 12-month warranty for quality assurance.
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