Products Description
The 900G02-0102 module is designed to capture digital signals from field devices such as switches, sensors, and binary transducers. Installed within ControlEdge HC900 cabinets, it provides a reliable interface between process equipment and the HC900 controller. The module translates physical events into digital data for process monitoring, alarms, and automation sequences.
Engineered for industrial environments, the board maintains signal integrity even under electrical noise, temperature fluctuations, and moderate vibration. Its modular design allows easy addition or replacement of input channels without interrupting system operation, supporting incremental upgrades or expansions of the control system.
Characteristics
♦ Captures discrete signals from switches, proximity sensors, and binary devices
♦ Maintains channel isolation to prevent cross-talk and signal corruption
♦ Designed for stable operation in industrial control cabinets
♦ Modular form factor enables hot-swappable installation where supported
♦ Connectors ensure secure and repeatable engagement during maintenance
♦ Supports expansion of digital inputs without major system reconfiguration
Applications
This digital input module is widely used in manufacturing plants, water treatment facilities, and energy generation sites where monitoring of discrete process events is critical. It is especially useful in systems requiring a mix of analog and digital inputs to ensure comprehensive process oversight. The module enables operators to quickly isolate input faults for maintenance without affecting other channels.
Parameter Table
| Parameter | Specification |
|---|---|
| Model Number | 900G02‑0202 |
| Product Type | Digital Input Module |
| System Compatibility | Honeywell ControlEdge HC900 controller series |
| Number of Channels | 16 isolated digital inputs |
| Input Voltage Range | 10 VDC – 32 VDC |
| Nominal Input Voltage | 24 VDC |
| Peak Voltage | 32 VDC |
| Input Impedance | ~2.6 kΩ nominal |
| Input Current | ~6.9 mA @ 24 VDC |
| Minimum ON Current | 1.0 mA |
| Maximum OFF Current | 0.7 mA |
| ON Voltage Level | ≥ 9.5 VDC |
| OFF Voltage Level | ≤ 3.5 VDC |
| Isolation | 2 groups of 8 inputs (galvanic) |
| Response Times | OFF→ON / ON→OFF ≤ 4 ms |
| Power Supply Loading | 5 V: ≤ 130 mA |
| Operating Temperature | –20 °C to +70 °C |
| Storage Temperature | –40 °C to +85 °C |
| Humidity | 5 % – 95 % RH non‑condensing |
| Mounting | HC900 rack/module chassis |
| Indicators | Per‑channel status LEDs |
Contact Information
For pricing, availability, or technical consultation regarding this model, please contact our sales team:
【Sales Manager】
Silver
【WhatsApp】
+86-18020714492
【Email】
sales1@askplc.com
【WeChat】
+86-18020714492
FAQ
Q1 Can this module detect both normally open and normally closed contacts?
Yes, it supports standard discrete input configurations including NO and NC contacts.
Q2 Is channel interference an issue in high-density cabinets?
No, internal isolation maintains independent operation of each input channel.
Q3 Can the module be added to an existing HC900 cabinet without shutting down the system?
Yes, if the cabinet supports hot-swappable installation.
Q4 How is the module verified for proper operation?
System diagnostics confirm the state of each input; visual inspection of connectors is recommended.
Q5 What type of field devices are recommended for use with this module?
Standard industrial switches, limit sensors, proximity devices, and other binary signal sources.
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