05704-A-0121 Honeywell

05704-A-0121 Honeywell: Quad Relay Interface Card

The 05704-A-0121 is a quad relay interface card manufactured by Honeywell Analytics (formerly Zellweger). It is designed for use with Honeywell’s System 57 gas and flame detection control system.

Key Features:

• Provides four independent Single Pole, Double Throw (SPDT) relays
• Allows for control of external devices based on signals from the System 57 controller
• Simplifies integration of alarms, actuators, and other external equipment
• Offers easy field connection for wires up to 2.5mm² (14 AWG)
• Designed for indoor use

Applications:

• Industrial process control systems
• Gas and flame detection systems
• Fire alarm systems
• Chemical processing plants
• Petrochemical facilities
• Other industrial applications requiring control of external devices based on gas or flame detection signals

Benefits:

• Increases system functionality by enabling control of external equipment
• Simplifies system installation and wiring
• Provides reliable and robust relay operation

Additional Information:

• Datasheet: While a publicly available datasheet might be difficult to find, contacting a Honeywell Analytics authorized distributor or visiting their website might yield results.
• Replacement parts: You can search for replacements or similar interface cards from Honeywell Analytics or compatible third-party manufacturers.
• System compatibility: Ensure the 05704-A-0121 is compatible with your specific version of the Honeywell System 57 control system.

Here are some resources that might be helpful:

• Honeywell Analytics website: https://www.honeywellhome.com/us/en/support/home-energy-report-support-articles/
• System 57 Operating Instructions: While the datasheet might be unavailable, these instructions might provide context on how the interface card is used within the System 57. You can find them here: https://www.nexinstrument.com/assets/images/pdf/05704-A-0121.pdf

If you need further information about the 05704-A-0121 or System 57 compatibility, contacting Honeywell Analytics or a qualified industrial automation specialist is recommended.