Description

Honeywell 900A16-0103 High Level Analog Input Module

Configured for isolated analog signal acquisition in the Honeywell ControlEdge HC900 platform, the Honeywell 900A16-0103 (900A16-0103 High Level Analog Input Module) provides direct electrical conversion of voltage and current field inputs through a 16-channel analog interface.

Hardware Specifications

Parameter	Specification
Model	900A16-0103
Brand	Honeywell
Product Type	High Level Analog Input Module
System Platform	ControlEdge HC900
Origin	USA
Weight	0.2 kg
Dimensions	13.4 x 3.3 x 5.4 cm
Operating Temp	0 to 60 deg C
Power Consumption	75 mA maximum at 5 VDC; 50 mA maximum at 24 VDC
Inputs per Module	16 isolated inputs
Input Types	Voltage (V), Current (mA)
Input Range	+/- 10 V
Input Impedance	Greater than 1 megohm for voltage inputs; 250 ohms for current inputs
Galvanic Input Isolation	400 VDC point to point; 1 kVDC to logic
Input Current Consumption	2 uA maximum per channel
A/D Converter	One converter per module
A/D Resolution	15 bits
Update Rate	100 ms
Over-range Limit	+/- 10% for linear voltage ranges
Temperature Effect on Accuracy	+/- 0.01% of full scale per deg C maximum
Long Term Stability	0.1% per year
Tariff Code	8537101190
Place of Shipment	Xiamen, China

Honeywell Process Analog Signal Isolation and Conversion

The 900A16-0103 uses isolated analog input channels to acquire field voltage and current signals within the ControlEdge HC900 architecture. Each channel maintains electrical separation through galvanic isolation, which reduces signal interference between field devices and controller logic circuits.

Additionally, the module supports standard process instrumentation interfaces that commonly operate with 4-20 mA current loops. The isolated channel design supports channel-to-channel isolation requirements in distributed control applications where multiple field transmitters connect to a single I/O assembly.

The module performs analog-to-digital conversion through a dedicated 15-bit A/D converter. Therefore, the controller receives updated process values at a fixed 100 ms update interval for execution in configured control strategies.

Frequently Asked Questions

Q: Does the Honeywell 900A16-0103 provide isolation between field inputs and controller logic?
A: Yes. The module provides 400 VDC point-to-point galvanic isolation and 1 kVDC isolation between input circuits and logic.

Q: What analog signals can the 900A16-0103 measure?
A: The module accepts voltage and current input signals through 16 isolated analog input channels.

Q: What is the A/D conversion capability of the 900A16-0103 module?
A: The module uses one A/D converter with 15-bit resolution and a 100 ms update rate.

Field Installation Guidelines

Install the Honeywell 900A16-0103 module into the designated ControlEdge HC900 rack position according to the system hardware configuration.

Connect field analog wiring using shielded instrumentation cable where required by the application. Terminate cable shields according to the plant grounding practice to reduce electromagnetic interference.

Separate analog signal wiring from high-voltage power conductors and switching circuits. Verify input polarity before applying field signals to prevent incorrect process value readings.

Confirm that the connected transmitters or devices match the configured voltage or current input type. After installation, check channel status and measured values through the controller configuration software.

Specifications

• Brand: Honeywell

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems