Comprehensive Product Summary – CONTEC PTI‑4(FIT)GY Ethernet Pt100 Temperature Input Module

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### 1. Product Overview

Product Name: Ethernet Pt100 Temperature Input Module
Model: PTI‑4(FIT)GY
Series: F&eIT Series (Factory and Enterprise Information Technology)
Article Number: PTI‑4(FIT)GY
Manufacturer: CONTEC CO., LTD., Osaka, Japan

The CONTEC PTI‑4(FIT)GY is a four‑channel, bus‑isolated platinum resistance temperature detector (RTD) input module designed for integration into CONTEC’s F&eIT distributed I/O system. It provides precise temperature measurement from Pt100 or JPt100 sensors via Ethernet‑based or microcontroller‑based control units. The module is DIN‑rail mountable, compact, and optimized for industrial automation, process monitoring, and remote data acquisition applications.

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### 2. Key Features

- Four Independent Temperature Channels: Supports simultaneous measurement on four Pt100 or JPt100 RTD sensors.
- High Accuracy and Resolution: 0.01 °C resolution with ±0.15 °C accuracy (15–35 °C ambient) or ±0.3 °C (0–50 °C ambient).
- Wide Measurement Range:
- Pt100: –200 °C to +850 °C
- JPt100: –200 °C to +510 °C
- Selectable Wiring: Compatible with both 3‑wire and 4‑wire RTD configurations.
- Digital Linearization: Internal linearization compensates for the nonlinear resistance‑temperature relationship of RTDs.
- Averaging and Filtering: Time‑ or count‑based averaging and a 50/60 Hz digital noise filter (at 150 ms conversion) for stable readings.
- Disconnection Detection: Per‑channel open‑circuit detection with LED error indication.
- Offset and Gain Calibration: User‑programmable correction values stored in onboard flash memory (100,000 write cycles).
- Alarm Output Function: Programmable upper/lower threshold alarms with latch and non‑latch modes.
- High‑Speed Conversion: Selectable conversion speeds of 150 ms, 40 ms, or 5 ms per channel.
- Compact DIN‑Rail Design: 25.2 (W) × 64.7 (D) × 94.0 (H) mm, 100 g, stackable without a backplane.
- Industrial‑Grade Isolation: Photocoupler isolation between sensor inputs and power supply for noise immunity.
- Integration Flexibility: Operates with CONTEC CPU‑SBxx(FIT)GY microcontrollers, CPU‑CAxx(FIT)GY I/O controllers, or SVR‑MMF(FIT)GY monitoring servers.
- Software Support: Fully supported by CONTEC’s Windows® driver libraries (API‑SBP(W32), API‑CAP(W32), API‑USBP(WDM)) and F&eIT protocol for Ethernet communication.
- Web‑Based Monitoring: When used with SVR‑MMF(FIT)GY, data can be viewed and managed via a standard web browser.

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Number of Channels | 4 |
| Supported Sensors | Pt100 (JIS C1604‑1997, IEC 751 1983), JPt100 (JIS C1604‑1989) |
| Wiring Method | 3‑wire or 4‑wire |
| Measurement Range | Pt100: –200 to +850 °C; JPt100: –200 to +510 °C |
| Accuracy | ±0.3 °C (0–50 °C ambient); ±0.15 °C (15–35 °C ambient) |
| Resolution | 0.01 °C |
| Conversion Speed | Selectable 150 ms / 40 ms / 5 ms per channel |
| Output Current for RTD Excitation | 1 mA |
| Isolation | Photocoupler isolation between RTD input and power supply; channels unisolated from each other |
| Internal Current Consumption | 5 V DC (±5 %) 500 mA max |
| Flash ROM Endurance | 100,000 writes (max) |
| Dimensions | 25.2 (W) × 64.7 (D) × 94.0 (H) mm (excluding protrusions) |
| Weight | 100 g |
| Connector Type | FK‑MC 0.5/9‑ST‑2.5 (Phoenix Contact) spring‑clamp plug |
| Applicable Wire Size | AWG 28 – 20 |
| Mounting | 35 mm DIN rail, one‑touch mechanism |
| Operating Temperature | 0 – 50 °C |
| Storage Temperature | –10 – 60 °C |
| Operating Humidity | 10 – 90 % RH (non‑condensing) |
| Noise Immunity | AC line 2 kV, signal line 1 kV (IEC1000‑4‑4 Level 3 / EN61000‑4‑4 Level 3) |
| Vibration Resistance | 10–57 Hz 0.15 mm / 57–150 Hz 2 G (IEC68‑2‑6) |
| Shock Resistance | 15 G half‑sine 11 ms (IEC68‑2‑27) |
| Compliance | FCC Class A, CE (industrial use) |

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### 4. Functionality

Operating Principle:
The PTI‑4(FIT)GY measures the resistance of connected Pt100/JPt100 sensors, converts it to temperature through internal linearization, and transmits the digital data to a controller via the F&eIT bus. Each channel can be individually configured for wiring type, averaging, and alarm thresholds.

Use Cases:
- Industrial process temperature monitoring
- Factory automation and equipment diagnostics
- Environmental and HVAC control systems
- Laboratory instrumentation and test benches
- Remote data acquisition over Ethernet

Compatibility:
- Micro Controller Units: CPU‑SBxx(FIT)GY
- I/O Controller Modules: CPU‑CAxx(FIT)GY
- Monitoring & Control Servers: SVR‑MMF(FIT)GY
- Software Drivers: API‑SBP(W32), API‑CAP(W32), API‑USBP(WDM)
- Protocols: F&eIT Protocol (UDP/IP with response confirmation)

Control Interfaces:
- I/O Address Map: Direct register access when connected to CPU‑SBxx(FIT)GY.
- Memory Address Map: Network‑based access via CPU‑CAxx(FIT)GY.
- Web Interface: Browser‑based monitoring through SVR‑MMF(FIT)GY.

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### 5. Components & Accessories

Included Items:
- PTI‑4(FIT)GY module (1 unit)
- Interface connector plugs × 2 (pre‑mounted)
- First Step Guide (user instructions)
- CD‑ROM (F&eIT Series Setup Disk with drivers and manuals)

Optional Accessories:
- Power Supplies: POW‑AD13GY, POW‑AD22GY, POW‑AD25GY (AC‑DC); POW‑DD10GY, POW‑DD43GY (DC‑DC)
- Cooling Fan: FAN‑FIT (extends operating temperature to 60 °C)
- DIN Rail Mounting Hardware: Standard 35 mm rail bracket (integrated)
- Cables: Shielded AWG 28–20 wiring recommended for noise immunity

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### 6. Installation & Setup

Mounting:
Attach directly to a 35 mm DIN rail using the built‑in one‑touch latch. Modules can be stacked laterally via the F&eIT bus connector without a backplane.

Device ID Configuration:
A rotary switch (0–7) assigns a unique device ID for up to eight modules per controller.

Sensor Connection:
- Use the supplied FK‑MC 0.5/9‑ST‑2.5 connectors.
- Strip 7–8 mm of insulation and insert wires while pressing the orange spring button.
- Maintain equal conductor lengths (≤ 10 Ω per lead).
- Leave NC pins unconnected.
- Use shielded cables and ground the shield at the control panel end.

Switch Settings:
- SW1: 3‑wire (ON) / 4‑wire (OFF)
- SW2: Pt100 (ON) / JPt100 (OFF)
Factory default: 3‑wire Pt100.

LED Indicators:
- RUN (Green): Illuminates after startup.
- ERR (Red): Indicates sensor disconnection or alarm condition.

Environmental Requirements:
Operate in 0–50 °C, 10–90 % RH (non‑condensing), free from corrosive gas and excessive dust.

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### 7. Performance & Capabilities

- Measurement Precision: ±0.15 °C (typical ambient 15–35 °C)
- Response Time: Selectable (150 ms / 40 ms / 5 ms per channel)
- Averaging: Time‑based (×100 ms units) or count‑based (×8 samples)
- Alarm Function: Four threshold levels (upper‑upper, upper‑lower, lower‑upper, lower‑lower) with latch and non‑latch flags.
- Offset/Gain Calibration: User‑defined correction values stored in flash ROM.
- Disconnection Detection: Per‑channel open‑circuit monitoring with automatic flag reset after reconnection.
- Data Representation: Temperature × 100 (°C) or resistance × 1000 (Ω) in 24‑bit signed format.
- Maximum Modules per Controller: 6 units (3.0 A total stack current limit).
- Noise Immunity: IEC1000‑4‑4 Level 3 compliant (AC line 2 kV, signal 1 kV).

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### 8. Standards & Compliance

- Electrical Safety: IEC 61010‑1 industrial control equipment standards.
- EMC Compliance: EN61000‑4‑2 (static discharge), EN61000‑4‑4 (electrical fast transient).
- FCC Certification: Part 15 Class A digital device.
- CE Marking: Conforms to European EMC and Low Voltage Directives.
- Grounding Type: D type (former Class 3).
- Environmental Compliance: Lead‑free construction per RoHS guidelines.

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### 9. Additional Information

Warranty:
One‑year limited warranty against defects in materials and workmanship. Free repair or replacement within the warranty period when returned with proof of purchase and RMA authorization.

Maintenance:
- Periodically inspect ventilation slits and connectors for dust or debris.
- Avoid exposure to vibration, shock, or electrostatic discharge.
- Replace the unit if abnormal heat or odor is detected.

Support & Resources:
- Websites: [www.contec.com](http://www.contec.com) (English), [www.contec.co.jp](http://www.contec.co.jp) (Japanese), [www.contec.com.cn](http://www.contec.com.cn) (Chinese).
- Downloads: Driver libraries, sample programs, and manuals available free of charge.
- Technical Support: Global offices in Japan, USA, Europe, Korea, China, and Taiwan.

Software Integration:
- API‑SBP(W32): Win32 DLL library for CPU‑SBxx(FIT)GY controllers.
- API‑CAP(W32): Network driver for CPU‑CAxx(FIT)GY Ethernet controllers.
- API‑USBP(WDM): USB driver for USB‑based controllers.
- Supported OS: Windows XP/2000/NT4.0/Me/98/95 and Linux (through IO‑LIB(LNX)).

Maintenance and Calibration:
Offset and gain values should be verified periodically using precision resistors or calibrated RTDs. Avoid frequent flash writes to extend memory life.

Safety Precautions:
- Do not modify the module or open its casing.
- Disconnect power before connecting or removing wiring.
- Operate only within specified temperature and humidity ranges.
- Use shielded cables and proper grounding to minimize noise.

Environmental Storage:
Store in original packaging at room temperature, away from direct sunlight, moisture, and vibration.

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### Summary

The CONTEC PTI‑4(FIT)GY is a precision four‑channel Pt100/JPt100 temperature input module engineered for industrial Ethernet and distributed I/O systems. It combines high‑accuracy measurement, robust isolation, and flexible configuration in a compact DIN‑rail form factor. With programmable averaging, calibration, and alarm functions, it delivers reliable temperature data for process control and monitoring applications. Seamless integration with CONTEC’s F&eIT controllers and servers enables both local and web‑based management, making the PTI‑4(FIT)GY an ideal solution for modern, networked industrial environments.