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The SZ1020 Series has a 7-day time clock. The SZ1022 is designed to control conventional heating and cooling while the SZ1024 is designed to control heat pumps. • Stand-alone or network operation • Discharge air sensor input with high and low limits • Conventional model offers up to three heating and two cooling stages, or two heating and three cooling stages • Heat pump model offers two compressor stages, two auxiliary heat stages and a configurable reversing valve output • Adjustable delay on power-up for soft starts • No battery backup required • Minimum on/off times for HVAC equipment protection • Remote room sensing capability • User setpoint adjustment limits • Local override and remote override capability • System and fan switching with access lockouts • Auxiliary time clock output (economizers) • Fan interlock safety option • Filter service input and indication • Equipment monitoring inputs and indication • Energy management input for setpoint shift • Access to programming or schedule may be locked out or limited with the use of an access • Fahrenheit or Celsius temperature display (We do not proofread any ads submitted by members) |
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