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Table 15 — 37HS Control Combinations (cont)
NO. FUNCTION MODEL
CONTROL
CONNECTION ARRANGEMENTPACKAGES
REQUIRED
7
SYSTEM POWERED
VARIABLE VOLUME
HEATING & COOLING
ELECTRIC CHANGEOVER
WALL THERMOSTAT
37HS1
37HS900003
37CM900792†
37CM900992
37HS2
37HS900003
37CM900792†
37CM900992
37HS4
37HS900003
37CM900792†
37CM900992
8
SYSTEM POWERED
VARIABLE VOLUME
COOLING
DIFFUSER THERMOSTAT**
ELECTRIC
INTERLOCK TO FAN COIL
OR BASEBOARD HEATING
37HS1
37HS900001
37CM900922
37HS2
37HS900002
37CM900922
37HS4
37HS900004
37CM900922
9
SYSTEM POWERED
VARIABLE VOLUME
HEATING
WALL THERMOSTAT
37HS1
37HS900003
37CM901002
37HS2
37HS900003
37CM901002
37HS4
37HS900003
37CM901002
†Package 37CM900792 is 24 v; other voltages available.
**To use a wall thermostat in place of the diffuser thermostat, replace variable volume packages 37HS900001 (37HS1), 37HS900002 (37HS2) or
37HS900004 (37HS4) with constant volume package 37HS900003 and add wall thermostat 37CM901012.
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