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Product Overview
The Honeywell 900A16-0102 is a 16-channel high-level analog input module designed for the ControlEdge HC900 process automation system. It offers robust signal acquisition with galvanic isolation and is ideal for precise monitoring in demanding industrial environments. This module supports both voltage and current inputs, ensuring high accuracy and system flexibility.
Technical Specifications
| Parameter | Description |
|---|---|
| Model | 900A16-0102 |
| Input Channels | 16 (individually configurable) |
| Input Types | Voltage (V), Current (mA) |
| Input Impedance | >1 MΩ (voltage), 250 Ω (current) |
| Galvanic Isolation | 400 VDC point-to-point, 1000 VDC to logic |
| Accuracy | ±0.1% of range (factory), ±0.05% of range (field cal.) |
| Update Rate | 100 ms |
| A/D Converter | One per module |
| A/D Resolution | 15 bits |
| Shunt Resistor | Integrated 250-ohm, switch-selectable per channel |
| Power Supply Loading | 5V @ 75 mA, 24V @ 50 mA |
| Mounting | DIN rail, 35 mm |
| Dimensions (H x W x D) | 137 x 35.6 x 137.16 mm |
| Weight | 0.397 kg |
| Terminal Block | Euro style, 36-position required |
Applications
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Continuous and batch process control
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Industrial automation in chemical and petrochemical plants
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HVAC and building management systems
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Water and wastewater treatment monitoring
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Power generation instrumentation
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OEM skid-based process systems
Product Advantages
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High Channel Density: 16 configurable analog input channels in one module
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Isolation: Full galvanic isolation improves signal integrity and safety
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Flexible Input: Supports both voltage and current signals
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Failsafe Settings: Configurable per-channel failsafe value in case of communication loss
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Efficient Diagnostics: LED indicators and built-in diagnostics for status and troubleshooting
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Parallel Processing: No increase in scan time with multiple modules
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Field Calibration: Redundant factory calibration and field calibration supported
Frequently Asked Questions (FAQ)
Q1: What type of signals does the 900A16-0102 module accept?
A1: It supports voltage and current signals, including 0–20 mA, 4–20 mA, and various voltage ranges up to ±10 VDC.
Q2: Are the input channels isolated from each other?
A2: Yes, each input is galvanically isolated point-to-point and from the backplane logic.
Q3: Is field calibration possible?
A3: Yes, both factory and individual channel field calibration are supported.
Q4: Can the module be inserted or removed while powered?
A4: Yes, the HC900 system supports hot-swapping of I/O modules.
Q5: What terminal block is needed for this module?
A5: A 36-position Euro style terminal block is required.
Q6: What is the update rate for analog data?
A6: The A/D converter updates every 100 ms.
Q7: How is signal accuracy maintained over time?
A7: Long-term stability is rated at 0.1% per year, with data stored in non-volatile memory.
Q8: What protection does the module offer against over-voltage?
A8: It supports ±10% over-range for linear voltage inputs.
Q9: How is a communication failure handled?
A9: A failsafe value can be configured per channel for output in case of communication loss.
Q10: Can the same module handle both mA and V signals simultaneously?
A10: Yes, each channel is independently configurable for either voltage or current.
Related ControlEdge HC900 Models
| Model | Description | Channels | Input Type | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| 900A01-0202 | Universal Analog Input Module | 8 | RTD, TC, V/mA | 137 x 35.6 x 137.16 | 0.210 kg |
| 900B01-0301 | Analog Output Module | 4 | Current (0-20 mA) | 137 x 35.6 x 137.16 | 0.408 kg |
| 900B08-0202 | Analog Output Module | 8 | Current (0-20 mA) | 137 x 35.6 x 137.16 | 0.400 kg |
| 900G01-0202 | Digital Input Module (Contact Type) | 16 | Dry contact | 137 x 35.6 x 137.16 | 0.354 kg |
| 900G32-0101 | Digital Input Module | 32 | 24 VDC | 137 x 35.6 x 137.16 | 0.175 kg |
| 900H01-0202 | Relay Output Module | 8 | Relay | 137 x 35.6 x 137.16 | 0.425 kg |
Popular Honeywell Models
| Model | Description | Application | Dimensions (mm) | Weight |
|---|---|---|---|---|
| 8C-PCNT01 | C300 Controller | Process Control | 137 x 35.6 x 137.16 | ~0.45 kg |
| 8C-PAOHA1 | Analog Output with HART | Analog Output with HART | 137 x 35.6 x 137.16 | ~0.42 kg |
| 8C-PAON01 | Analog Output Module | Analog Control | 137 x 35.6 x 137.16 | ~0.40 kg |
| 8C-TAIDA1 | Analog Input IOTA | Analog Input Interface | 137 x 35.6 x 137.16 | ~0.38 kg |
| 8C-PDODA1 | Digital Output Module | Digital Control | 137 x 35.6 x 137.16 | ~0.36 kg |
| FC-IO-0001 | I/O Extension Module | Redundant I/O Extension | 137 x 35.6 x 137.16 | ~0.39 kg |
