Action Instruments i/Q Q478 Frequency Input Signal Conditioner
Action Instruments i/Q Q478-0000 is a frequency input signal conditioner and isolator designed to convert frequency or pulse input signals into standard analog outputs for industrial control systems. It provides reliable signal isolation, noise reduction, and accurate signal conditioning for process monitoring and automation applications
BRAND
Action Instruments (Eurotherm / Invensys)
TYPE
Frequency Input Signal Conditioner / Isolator
PART NO.
Q478-0000
MODEL
i/Q Q478-0000
Full Technical Specifications ▶
| Parameter | Value / Description |
|---|---|
| BRAND | Action Instruments (Eurotherm / Invensys) |
| TYPE | Frequency Input Signal Conditioner / Isolator |
| PART NO. | Q478-0000 |
| MODEL | i/Q Q478-0000 |
| Voltage Rating | Power Supply: 9 to 30 V DC (Sub-3W consumption) | Input ranges up to 250V AC |
| Application | Converting speed, flow, or pulse frequency signals into stable DC voltage/current process signals |
| IEC Standards | Built to general industrial processing safety benchmarks; CE and cRUus certified |
| Signal Conversion Loop | Explicitly converts variable FREQ (Frequency) field pulses from proximity sensors, flowmeters, or tachometers into linear DC current or voltage outputs |
| Isolation Capabilities | Fully isolated design providing standard 1800V DC galvanic separation between the field inputs, analog outputs, and supply power to eliminate ground loop interference |
| Flexible Calibration Range | Supports a wide input frequency spectrum spanning from 2 Hz up to 10,000 Hz (10 kHz) via easy on-site DIP switch programming |
| Physical Attachment | standard 35mm symmetrical industrial DIN profiles |
| Made In | USA |
| REF NO | 477 |
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