What is the difference between SYSTEM SYZER and SYSTEM SYZER PSYCHROMETRY?

SYSTEM SYZER and SYSTEM SYZER PSYCHROMETRY are both software tools developed by Bell & Gossett, but they serve different purposes. SYSTEM SYZER is a general selection and sizing tool for Bell & Gossett products, while SYSTEM SYZER PSYCHROMETRY is a more specialized tool that focuses on psychrometric analysis and system design for HVAC applications. SYSTEM SYZER PSYCHROMETRY provides detailed calculations and analysis of air-side and water-side systems, making it a valuable resource for engineers designing complex HVAC systems.