HC900 Controller 900A01-0001 | Honeywell | 8-Channel Analog Input Module

Overview
The 900A01-0001 from Honeywell is an 8-channel universal analog input module designed for the HC900 Controller. It supports multiple signal types and provides integrated galvanic isolation, delivering precise and reliable data acquisition for industrial process control.

Technical Specifications

• Model Number: 900A01-0001

• Inputs: 8 isolated analog channels

• Supported Input Types:

• Thermocouple: B, E, J, K, T, R, S, N

• RTD: 100/500/1000 Pt, Cu10

• mV: 0–100 mV

• Voltage: 0–10 V

• Current: 4–20 mA

• Slidewire: 100–6500 Ω

• Input Impedance:

• Thermocouple/mV: 10 MΩ

• Voltage: 1 MΩ

• Current: 250 Ω

• Galvanic Isolation:

• 400 VDC channel-to-channel

• 1 kVDC field-to-logic

• Noise Rejection: 60 dB series mode, 130 dB common mode at 120 VAC

• Accuracy: ±0.1% of range (factory), ±0.05% after field calibration

• Cold Junction Accuracy: ±0.7°C

• Temperature Effect: ±0.01% full scale per °C

• A/D Resolution: 15 bits

• Update Rate: 500 ms

• Power Supply Loading: 5 V @ 40 mA max, 24 V @ 25 mA max

• Burnout Detection: Configurable upscale/downscale or defined value for T/C, mV, V; inherent upscale for RTD, downscale for mA

• Over-range Limits: ±10% linear ranges, ±1% non-linear ranges

• Operating Temperature: 0°C to 60°C

• Storage Temperature: -40°C to 70°C

• Relative Humidity: 10–90% (operating), 5–95% (storage)

• Terminal Block: 20-pin Euro or Barrier style, tin/gold-plated contacts

• Dimensions (H × W × D): 137 × 35.6 × 66 mm

• Weight: 210 g

Key Features

• Supports diverse analog signals including thermocouples, RTDs, mV, voltage, current, and slidewires

• Integrated point-to-point and backplane isolation ensures reliable measurements

• Synchronous analog-to-digital conversion with high accuracy

• LED indicators for channel and module diagnostics

• Configurable burnout and over-range detection for robust safety

Applications
Designed for use in Honeywell HC900 controllers, suitable for process monitoring, industrial automation, and systems requiring accurate multi-channel analog inputs.

FAQ
Q: How many channels does 900A01-0001 support?
A: 8 isolated analog input channels.

Q: Which signal types are supported?
A: Thermocouple, RTD, mV, voltage, current, and slidewire inputs.

Q: Does it provide galvanic isolation?
A: Yes, 400 VDC between channels and 1 kVDC from field to logic.