Model Foxboro IMT25-PEATB10N-B Type Multi-Variable Pressure Transmitter (Pressure/DP/Flow) Measurement Range Differential Pressure (DP): 0-10 inH₂O to 0-2000 psi (varies by code) Static Pressure: Up to 3600 psi (depending on model) Output Signal 4-20 mA DC with HART® or FOUNDATION™ Fieldbus digital protocol Accuracy DP: ±0.04% of span (typical); Static Pressure: ±0.1% of URL Power Supply 10.5-42 V DC (loop-powered for HART); 9-32 V DC (Fieldbus) Process Connection 1/2" NPT or flanged (e.g., 1/4" NPT for HP/LP sides) Wetted Materials Stainless Steel (316L), Hastelloy C-276, or other alloys (depending on variant) Housing Rating NEMA 4X (IP66) Ambient Temperature -40°C to +85°C (-40°F to +185°F) Process Temperature -40°C to +120°C (-40°F to +248°F) Protocol HART® 7 or FOUNDATION™ Fieldbus Adjustable Turndown Up to 100:1 Certifications SIL 2/3, ATEX, IECEx, CE Special Features Integrated flow computation, diagnostics, and temperature compensation

Model Foxboro P0903CW Rev-0C Type Pressure Transmitter (Gauge/Absolute) Measurement Range Likely 0-100 psi or similar (e.g., "03" in P0903 may indicate range code) Output Signal 4-20 mA DC with HART® Protocol Accuracy ±0.065% to ±0.1% of span (typical for Foxboro transmitters) Power Supply 10.5-42 V DC (loop-powered) Process Connection 1/2" NPT Female or Flanged (material: Hastelloy C-276) Wetted Materials Diaphragm: Hastelloy C-276; Seals: Viton® or PTFE (corrosion-resistant) Housing Rating NEMA 4X (IP66) Ambient Temperature -40°C to +85°C (-40°F to +185°F) Process Temperature -40°C to +120°C (-40°F to +248°F) Adjustable Turndown Up to 100:1 Protocol HART® 7 Certifications ATEX, IECEx, SIL 2/3 (depending on configuration) Revision Rev-0C (may include firmware updates or minor hardware changes)

Model Foxboro FBM216 Module Type Discrete Output (DO) - Sourcing Type Number of Channels 16 Output Type Sourcing (24-48 V DC typical), Solid-State Output Voltage Range 20-60 V DC (depending on field supply) Current Rating 0.5 A per channel (max), with group current limits Load Compatibility Solenoids, relays, motor starters, indicator lamps System Compatibility Foxboro I/A Series DCS (requires FBM200 series fieldbase) Update Rate Millisecond response time Isolation Channel-to-channel and channel-to-bus isolation (500 V AC minimum) Power Supply Fieldbase-powered (5 V DC internal); field device power requires external supply Diagnostics Per-channel status LEDs, module health monitoring (OK/FAIL) Redundancy Support Yes (1:1 redundancy configuration) Connections Removable screw terminal block on fieldbase Operating Temperature 0°C to 60°C (32°F to 140°F) Enclosure Designed for installation in FBM fieldbase (rack-mounted) Certifications Designed for industrial environments (CE, ATEX depending on installation)

Model Foxboro IGP10-T22D1F-M1 Type Gauge Pressure Transmitter Measurement Range 0-1000 psi (0-69 bar) (typical for "T22" code) Output Signal 4-20 mA DC with HART® Protocol Accuracy ±0.075% of full scale (typical for IGP10 series) Power Supply 12-42 V DC (loop-powered) Process Connection 1/2" NPT Female Wetted Materials Diaphragm: 316L Stainless Steel; Seals: Viton® (FKM) Housing Rating NEMA 4X (IP66) Ambient Temperature -40°C to +85°C (-40°F to +185°F) Process Temperature -40°C to +120°C (-40°F to +248°F) Adjustable Turndown Up to 20:1 Stability ±0.1% of URL per year Protocol HART® Electrical Connection 1/2" NPT Conduit (for "F" code) Calibration Factory calibrated ("M1" suffix) Certifications CE, ATEX, IECEx (depending on variant)

Model Foxboro P0926AH-B Type Gauge Pressure Transmitter Measurement Range 0-1000 psi (0-69 bar) Output Signal 4-20 mA DC with HART® Protocol (Version 7) Accuracy ±0.065% of calibrated span (includes linearity, hysteresis, repeatability) Power Supply 10.5 to 42 V DC (loop-powered) Process Connection 1/2" NPT Female Wetted Materials Diaphragm: 316L Stainless Steel; Seals: Hastelloy C-276 Housing Rating NEMA 4X (IP66) Ambient Temperature -40°C to +85°C (-40°F to +185°F) Process Temperature -40°C to +120°C (-40°F to +248°F) Adjustable Turndown Up to 100:1 Stability ±0.1% of URL per year (10 years) Protocol HART® Certifications ATEX, IECEx, SIL 2/3 (optional) Isolation 1500 V AC (channel-to-ground)

Model Foxboro FBM237 Module Type Analog Input (AI) Number of Channels 8 independently configurable input channels. Input Types (Configurable) • 4-20 mA DC (current loop) • 0-10 V DC (voltage) • 1-5 V DC (voltage) • Thermocouple (T/C) types (e.g., J, K, T, E, R, S, B, N) • RTD (e.g., 100 Ohm Pt, 10 Ohm Cu) • Millivolt (mV) signals Resolution 16-bit (high resolution for precise measurement). Accuracy ±0.05% of reading for voltage/current inputs. Varies for T/C and RTD based on type and range. System Compatibility Foxboro I/A Series DCS. Must be installed in a compatible FBM fieldbase (e.g., FBM200 series). Update Rate Configurable, typically a scan of all channels within tens of milliseconds. Input Impedance > 1 MΩ for voltage inputs. 250 Ω (or other shunted resistor) for current inputs. Power Supply Powered by the fieldbase (typically ±12V and +5V from the power supply module). Isolation Channel-to-Channel: Yes, channels are isolated from each other. Channel-to-Bus: 500 V AC optical isolation protects the system bus from field-side faults. Field Wiring Field wiring is terminated to a removable screw terminal block on the associated fieldbase. A common return terminal is provided for groups of inputs. Diagnostics Includes comprehensive internal diagnostics for faults (e.g., module failure, open input circuit, over-range, under-range). LED Indicators Module status LEDs (e.g., OK, ACTIVE, FAIL) and often per-channel status indicators for faults. Environmental Designed for industrial environments. Operating temperature typically 0 to 60°C (32 to 140°F).

Model Foxboro FBM201D Module Type Discrete Output (DO) - Dry Contact Relay Number of Channels 16 independent output channels. Output Type Form A (SPST) Dry Contact Relay. The module provides an isolated switch closure. Contact Rating 30 V DC / 0.5 A per channel. A common rating is 30 V DC, 2 A maximum per group of 8 channels. System Compatibility Foxboro I/A Series DCS. Must be installed in a compatible FBM fieldbase (e.g., FBM200 series). Update Rate Fast, typically on the order of milliseconds for state change execution. Power Supply Powered by the fieldbase (typically +5V and +24V from the power supply module). The field circuit must be powered by an external voltage source (within the contact rating). Isolation Channel-to-Channel: Yes, channels are isolated in groups. Channel-to-Bus: Optical and Relay isolation provides excellent protection for the system bus from field-side electrical transients and faults. Field Wiring Field wiring is terminated to a removable screw terminal block on the associated fieldbase. Diagnostics Includes internal diagnostics for module health (e.g., module failure, communication loss). LED Indicators Module status LEDs (e.g., OK, ACTIVE, FAIL) and per-channel status LEDs that show the commanded state (ON/OFF) of each output. Environmental Designed for industrial environments. Operating temperature typically 0 to 60°C (32 to 140°F).

Model Foxboro IAP10-A22E3F-L2Z1 Type Electropneumatic Transducer (I/P) Input Signal 4-20 mA DC, 2-wire (loop powered) Output Pressure 3-15 psi (0.2 - 1.0 bar) Air Supply Pressure 20-55 psi (1.4 - 3.8 bar) - Clean, dry air required Accuracy ±0.5% of span (typical for standard calibration) Linearity ±0.5% of span Hysteresis < 0.1% of span Supply Air Consumption Typically < 0.2 SCFM (5.7 SLPM) at no flow Enclosure Rating General Purpose (Not explosion-proof). Typically NEMA 1 or NEMA 4X fiberglass enclosure. Conduit Connection 1/2" NPT Process Connection 1/4" NPT for air supply and output ports Wetted Materials Anodized aluminum, Nitrile (Buna-N) seals (standard). Other materials like Stainless Steel available in other models. Ambient Temperature -20°C to +80°C (-4°F to +176°F) Relative Humidity 0-95% (non-condensing)

Model Foxboro 823 Series (P0917LH) Type Absolute Pressure (AP) Transmitter Output Signal 4-20 mA DC analog with superimposed HART® protocol (digital) Power Supply 10.5 to 42 V DC (standard loop power, 24V DC typical) Sensor Range (URL) 1000 psi (0 to 69 bar) absolute - Defined by "091" code Adjustable Span Up to 100:1 turndown from the sensor's Upper Range Limit (URL). Accuracy ±0.065% of calibrated span (typical for this range). Includes linearity, hysteresis, and repeatability. Sensor Technology Advanced Silicon Capacitive Process Connection 1/2" NPT Female - Defined by "L" code Wetted Parts 316L Stainless Steel diaphragm and body - Defined by "L" code Seal Material Hastelloy C-276 - Defined by "H" code Housing Rating General Purpose, Weatherproof, Dustproof. Typically rated NEMA 4X (IP66). Ambient Temperature -40°C to +85°C (-40°F to +185°F) Process Temperature -40°C to +120°C (-40°F to +248°F) (with standard fill fluid) Stability ±0.1% of URL per year for 10 years.

Model Foxboro FBM231 Module Type Intelligent Serial Interface System Compatibility Foxboro I/A Series DCS. Must be installed in a compatible FBM fieldbase (e.g., FBM200 series). Number of Channels Two independent, software-configurable serial channels. Serial Protocols Supported RS-232 / RS-422 / RS-485. The physical standard and protocol are configured in software. Communication Modes Point-to-Point or Multi-Drop (depending on protocol and physical standard used, e.g., RS-485 allows multi-drop). Data Rates (Baud Rate) Software selectable, from low speeds up to 115.2 k Baud. Intelligence Contains an on-board microprocessor for protocol handling and data processing. Data Transfer Communicates processed data with the I/A Series control processors over the high-speed Nodebus. Power Supply Powered by the fieldbase (typically +5V from the power supply module). Isolation 1500 V AC isolation (channel-to-channel and channel-to-system bus) for protection and noise immunity. Configuration Requires specialized software (Foxboro Point-to-Point Configurator) to set up the protocol driver, message parsing, and data mapping to the DCS. LED Indicators Provides status LEDs for module health (OK, ACTIVE, FAIL) and for each channel (Tx, Rx activity). Connections Field wiring for the serial ports is terminated to a removable screw terminal block on the associated fieldbase.