Description
| Parameter | Specification |
| Product Model | Foxboro E69F-B12-S |
| Input Signal | 4-20 mA DC |
| Output Signal | 3 to 15 psi (20 to 100 kPa) |
| Supply Pressure | 20 psi (1.4 bar) |
| Linearity | ±0.5% of span |
| Hysteresis | < 0.3% of span |
| Enclosure Rating | NEMA 4X / IP65 |
| Hazardous Area | FM/CSA Explosion-proof / Intrinsically Safe |
| Mounting | Remote or Integral to Valve Actuator |
The Foxboro E69F-B12-S is a high-precision current-to-pressure (I/P) transducer designed to convert a standard 4-20 mA electrical control signal into a proportional pneumatic output. This rugged field-mounted device is essential for modulating pneumatic valve actuators and positioners from electronic controllers. It features a compact, vibration-resistant design with a weather-proof housing, ensuring stable performance in harsh processing environments. The B12-S configuration is specifically engineered for reliability in hazardous locations, providing a critical interface between digital control systems and mechanical final control elements.

FOXBORO E69F-B12-S

FOXBORO E69F-B12-S

FOXBORO E69F-B12-S
Model Comparisons
The E69F-B12-S is distinguished from the E69F-T (Top-mounted) version by its specialized housing and mounting orientation, which is optimized for external or remote placement. Unlike the E69P series, which is a valve-mounted positioner with integrated feedback, the E69F serves as a standalone transducer focused purely on signal conversion. Furthermore, compared to the E69F-B11 (low-pressure variant), the B12-S is calibrated for the standard 3-15 psi industrial range with enhanced environmental sealing (“S” designation), making it more resilient to corrosive atmospheres than standard utility-grade I/P converters.
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