Honeywell 621-3550 Discrete Input Module In Stock

The Honeywell 621-3550 is a Discrete Input Module that is part of the Honeywell Distributed Control System (DCS) 6000 family. It is used to connect field devices, such as switches and sensors, to the DCS system and provide up to 16 channels of discrete input.

Specifications:

1. Input voltage range: 11 to 28 VDC
2. Input current: 10mA
3. Input impedance: 10MΩ
4. On-state voltage drop: 1.0 V maximum
5. Off-state leakage current: 10µA maximum
6. Channel isolation: 2,500 VDC
7. Operating temperature range: -40°C to +85°C
8. Storage temperature range: -40°C to +125°C
9. Dimensions: 88.9 mm (3.5 in) wide x 48.3 mm (1.9 in) high x 139.7 mm (5.5 in) deep
10. Weight: 0.5 kg (1.1 lb)

Features:

1. Up to 16 channels of discrete input
2. Input voltage range: 11 to 28 VDC
3. Input current: 10mA
4. Input impedance: 10MΩ
5. On-state voltage drop: 1.0 V maximum
6. Off-state leakage current: 10µA maximum
7. Channel isolation: 2,500 VDC
8. Hot-swappable
9. LED indicators for each channel
10. Terminal Block Required: 621-9949

Applications:

1. Monitoring of switches, sensors, and other discrete devices
2. Alarm annunciation
3. Interlocking
4. Sequencing

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