I. Product Overview

HIMA F6216 is a 4-channel safety-level analog input module (AI), featuring a **triplex redundancy (TMR)** architecture. It is specifically designed for SIL3-level safety control systems (ESD/BMS/HIPPS), compatible with HIMA F3/F4 series safety PLCs, and supports hot swapping and online diagnostics.

II. Core Technical Parameters

1. Basic Parameters

Model: F6216

Number of channels: 4 independent analog input channels

Signal type: 4–20mA (default), 0–10V (software configurable)

Resolution: 12 bits

Safety level: SIL3 (IEC 61508), AK6, Cat.4/PL e (TÜV certification)

Architecture: Triple Redundancy (TMR), 3 CPU hardware voting

Isolation: Electrical isolation between channels and backplane, withstands 200V AC

Input impedance: Current input 100kΩ; Voltage input high impedance

Accuracy: ±0.1% FS (25℃); ±0.3% FS (0–+60℃)

Update cycle: 50ms; Safety response time < 450ms

Filtering: Hardware low-pass filtering, time constant approximately 10ms

2. Environmental and Physical

Operating temperature: -20℃ ~ +60℃

Storage temperature: -40℃ ~ +85℃

Humidity: 5%~95% RH (no condensation)

Size: 4TE (25×203×127mm)

Weight: Approximately 0.5kg

Protection level: IP20

Installation: Standard DIN rail, supports hot swapping

3. Electrical Parameters

Power supply: Backplane 5V DC (powered by CPU)

Power consumption: Approximately 80mA (5V DC)

Connection: Front terminal block, supports 2-wire/3-wire sensors

Diagnosis: Open circuit, short circuit, overrange, power failure detection Table

Terminal Number Signal Explanation

1 CH1+ Positive input of channel 1 (4–20mA/0–10V)

2 CH1- Positive input of channel 1 / Ground

3 CH2+ Positive input of channel 2

4 CH2- Negative input of channel 2 / Ground

5 CH3+ Positive input of channel 3

6 CH3- Negative input of channel 3 / Ground

7 CH4+ Positive input of channel 4

8 CH4- Negative input of channel 4 / Ground

9 GND Reference Ground

10 NC Open Terminal

Four. Functional Characteristics

High reliability of TMR: Three independent channels for sampling and calculation. A single channel failure does not affect the safe operation of the system. It has strong fault tolerance.

Safety Diagnosis: Each channel monitors signal abnormalities in real time. When a fault occurs, it triggers system alarms and records logs. It supports online fault location.

Signal Compatibility: Default 4–20mA (industrial standard). It can be configured as 0–10V through HIMA programming software (such as HIQuad X), suitable for pressure, temperature, level, etc. sensors.

Seamless Integration: Plug and play, compatible with F3311, F3313, F4316 and other CPUs. The backplane bus automatically identifies the module and assigns an address.

Hot Swap: Supports online module replacement without stopping the machine. Maintenance is convenient.

Five. Installation and Wiring Tips

Installation: Insert the module into the 4TE slot of the rack, tighten the fixing screws; ensure it is in the same rack as the CPU module, and the backplane connection is reliable.

Wiring:

Current signal (4–20mA): Connect the positive pole of the sensor to CHx+, and the negative pole to CHx-. No additional resistors are required.

Voltage signal (0–10V): Connect the positive pole of the sensor to CHx+, and the negative pole to CHx-. Ensure that the signal ground is common with the module ground.

Shielded Wire: Single-ended grounding (module side), to avoid circulating interference.

Configuration: Set the channel type, range, filtering parameters, and alarm threshold through the HIQuad X software, and download the configuration to take effect on the CPU.

Six. Fault Troubleshooting

Module no response: Check the 5V power supply on the backplane, whether the module is tightened, and whether the CPU recognizes the module (software diagnosis).

Signal abnormality: Check if the wiring is loose, if the sensor is faulty, if the channel configuration is correct, and if there is electromagnetic interference.

Diagnostic Alarm: View the fault code through the software to locate the faulty channel and type (open circuit / short circuit / overrange).

Seven. Official Information

Manufacturer: German HIMA Paul Hildebrandt GmbH

Certifications: TÜV SIL3, CE, RoHS

Application Scenarios: ESD, BMS, F&G systems in the oil and gas, chemical, power, etc. industries