We will arrange delivery within 3-5 days after receiving the payment.

Our express delivery: DHL and FedEx.

Quality packing for each product

Destination country all taxes & duty to be paid by buyer

Only part of the brand and model, if you have other product needs, please contact us.

Bachmann PTAI216 Temperature Input Module

1. Product Overview

2. Core Specifications

3. Key Functions

3.1 Multi-Sensor, Multi-Channel Temperature Acquisition

• 16-Channel Flexibility: Supports up to 16 independent temperature sensors (mix of RTDs, thermocouples, and analog transmitters) in a single 35mm-wide module—eliminating the need for 16 separate single-channel modules and saving critical rack space in control cabinets. For example, a single PTAI216 can monitor 8 Pt100 RTDs (oven zones) + 4 Type K thermocouples (heater elements) + 4 4–20mA transmitters (cooling water) for an industrial baking line.
• Sensor Type Versatility: Software-configurable per-channel sensor selection (via Bachmann M1 Configurator) means no hardware reconfiguration is needed to switch between sensor types. This adaptability is ideal for systems with diverse temperature measurement needs (e.g., low-temperature (-50°C) refrigeration and high-temperature (+1200°C) furnace monitoring in the same plant).

3.2 High Accuracy & Stability

• Precision Calibration: Factory-calibrated to IEC 60751 (RTD) and IEC 584 (thermocouple) standards, with optional field recalibration via M1 Configurator (using a precision temperature reference). This ensures long-term accuracy (±0.1°C for RTDs) even in harsh industrial environments where temperature drift is common.
• Cold-Junction Compensation (CJC): Built-in CJC for thermocouples eliminates temperature errors from the module’s terminal block (a common source of inaccuracy in thermocouple measurements). The module automatically adjusts for ambient temperature changes at the terminals, ensuring reliable readings even if cabinet temperatures fluctuate (e.g., from +20°C to +40°C).

3.3 Robust Signal Integrity & Fault Detection

• Group-Level Isolation: 4 groups of 4 channels with 500V AC channel-to-channel and 1kV AC group-to-ground isolation prevent cross-talk between channels and protect against ground loops (common in multi-sensor systems with distributed wiring). This isolation also shields the module from voltage spikes (e.g., 24V DC supply surges) that could corrupt temperature data.
• Comprehensive Diagnostics: Detects sensor faults such as open circuits (broken RTD/thermocouple wires), short circuits (shorted sensor leads), and out-of-range readings (e.g., a Type K thermocouple reading +1500°C). Faults trigger local LED alerts and transmit detailed diagnostic data (e.g., "Channel 7: Pt100 Open Circuit") to the M1 CPU for remote monitoring—enabling proactive maintenance before temperature-related downtime occurs.

3.4 Real-Time Data Integration

• High-Speed Sampling: 10 Hz per-channel sampling (simultaneous across all 16 channels) ensures real-time temperature tracking for dynamic processes (e.g., rapid heating in plastic extrusion). Data is transmitted to the M1 controller via the internal high-speed bus (100 Mbps) with <1ms latency, enabling fast closed-loop control (e.g., adjusting heater power if a zone exceeds set temperature).
• Data Logging & Alarming: Integrates with the M1 system’s data logging 功能 to store historical temperature data (e.g., 1-minute intervals for 1 year) for compliance (e.g., FDA requirements for food processing) or trend analysis. Users can also set upper/lower temperature alarms via M1 Configurator—triggering outputs (e.g., shutdown heaters) or alerts (e.g., HMI notifications) if thresholds are breached.

4. Typical Applications

• Industrial Oven Control: Monitors 16 temperature points (8 Pt100 RTDs for oven zones, 4 Type K thermocouples for heater elements, 4 4–20mA transmitters for exhaust gas) in a bakery oven—ensures uniform baking temperature (±0.5°C) and triggers alarms if zones overheat.
• Power Electronics Cooling: Tracks 16 Pt100 RTDs attached to inverter modules in a wind turbine—monitors component temperatures to prevent overheating, and adjusts cooling fan speed via the M1 controller based on real-time data.
• Pharmaceutical Freeze-Drying: Uses 8 Type T thermocouples (low-temperature accuracy) to monitor product temperature and 8 Pt1000 RTDs for chamber temperature during freeze-drying—ensures compliance with GMP standards and logs data for batch records.
• Automotive Paint Shops: Measures 16 zones in a curing oven (mix of Type E thermocouples for high temperature and 4–20mA transmitters for air flow temperature)—maintains precise curing temperatures (±1°C) to ensure paint adhesion.

5. Usage Notes

1. Sensor Wiring Guidelines:
   • RTDs: Use 3-wire or 4-wire wiring for Pt100/Pt1000 to eliminate lead resistance errors (critical for accuracy). For 3-wire RTDs, ensure all three wires are the same gauge (0.2–0.5mm²) and length; for 4-wire RTDs, connect the two sense wires directly to the sensor’s resistance element.
   • Thermocouples: Use thermocouple-grade extension cables (matching the sensor type, e.g., Type K cable for Type K thermocouples) to avoid junction errors. Keep thermocouple wires away from high-voltage cables (e.g., 480V AC) to prevent EMI-induced noise.
   • Analog Transmitters: For 4–20mA transmitters, use shielded twisted-pair cables and ground the shield at the module’s terminal block end only—prevents ground loops.
2. Calibration & Accuracy Maintenance:
   • Perform annual field calibration using a NIST-traceable temperature reference (e.g., Bachmann CAL-TEMP-01) to maintain accuracy. Avoid calibrating in environments with extreme temperature fluctuations (e.g., near open windows) as this can skew results.
   • For thermocouples, verify the module’s CJC function periodically (e.g., by measuring terminal block temperature with a precision thermometer and comparing to the module’s internal CJC reading).
3. Fault Handling:
   • Configure fault responses (e.g., "Channel Open → Set Output to Safe State") via M1 Configurator to prevent unsafe conditions (e.g., leaving heaters on if a sensor fails).
   • If a "Short Circuit" fault is detected, disconnect the sensor immediately to avoid damaging the module’s input circuitry. Inspect wiring for water ingress or accidental shorting.
4. Environmental Protection:
   • Mount the PTAI216 in a temperature-controlled cabinet (away from heat sources like power supplies or inverters) to maintain its -25°C ~ +60°C operating range. Avoid installing in cabinets with high humidity (>85% RH non-condensing) as this causes terminal corrosion.
   • In dusty environments (e.g., cement plants), use a cabinet air filter and clean the module’s vents quarterly with compressed air (low pressure, <2 bar) to prevent dust buildup.
5. Configuration Tips:
   • Set the sampling rate based on application needs: Use 10 Hz for dynamic processes (e.g., oven heating) and 1 Hz for slow-changing environments (e.g., warehouse temperature) to reduce bus traffic.
   • For analog transmitters, configure the module’s input range (0–10V or 4–20mA) and scale the raw data to temperature values (e.g., 4mA = 0°C, 20mA = 100°C) via M1 Configurator—ensure scaling matches the transmitter’s calibration.

The structure and details of the product：

Please make an inquiry for more models

 Bachmann AIO288/1

 Bachmann ISI222

 Bachmann DIO16-c

 Bachmann RS204

 Bachmann PTAI216

 Bachmann ME203/N

 Bachmann FS211/N

 Bachmann DIO280

 Bachmann DIO248

 Bachmann CS200/N

 Bachmann NT255

 Bachmann MX213

 Bachmann EM203

 Bachmann WT205  

 Bachmann ACR222/2

 Bachmann BS206

 Bachmann DO216

 Bachmann FS211N

 Bachmann FS221/N

 Bachmann FS222/N

 Bachmann ISI202

 Bachmann MC205

 Bachmann MPC270

 Bachmann FS211-N

 Bachmann DO232/DI232

 Bachmann MP226E

 Bachmann AI0288

 Bachmann BS207

 Bachmann BS208

 Bachmann BS209

 Bachmann LM201

 Bachmann SWI205

 Bachmann MPC240

 Bachmann DIO264

 Bachmann AI204/SI

 Bachmann AO202/SI

 Bachmann BS203

 Bachmann CNT204

 Bachmann AIO288

 Bachmann CNT204/H

 Bachmann di232

 Bachmann DIO216

 Bachmann FM211

 Bachmann DIO232

 Bachmann DO232

 Bachmann FS212/N

 Bachmann OT115/R

 Bachmann PATI216

 Bachmann SEM201

 Bachmann BS204

 Bachmann BS205

 Bachmann DIO32-C

 Bachmann DI016-C

 Bachmann BS210

 Bachmann RS204/T

 Bachmann FS212

 Bachmann DPM200

 Bachmann AI0288/1

 Bachmann 00012246-10

 Bachmann 00012245-00

 Bachmann B10467/00

 Bachmann 0001444-00

 Bachmann MX213/CF

 Bachmann BES202

 Bachmann LX800/DD512/CF512/Vx

 Bachmann MP213/E

 Bachmann DMS202

Other best-selling products：