OCSTAT S701 User manual

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S701 Instruction
Specifications:
Display temperature range .......................41℉to 95℉(5℃to 35℃)
Setpoint Range.........................................44℉to 90℉(7℃to 32℃)
Load rating.............................................. 1.0Amp per terminal, 1.5Amp maximum all terminals combined
Display accuracy......................................±1℉(under 68℉)
Power source.......................................... 24 VAC(18 to 30 VAC), 50/60 Hz for hardwire (common wire)
2*AAA 1.5V Alkaline batteries power
Low battery indicator................................Under 2.45V (without 24V power supply)
Backlight...................................................Blue, light on for 15 seconds
Dimensions of thermostat........................ W120 x H115 x D24mm
System Switch
Selects the operation mode of your HVAC system.
1. HEAT: Turns on the heat mode, driver terminal: B,W. Press the + or - buttons to select the desired room
temperature
2. OFF: Turns both heating and cooling off
3. COOL: Turns on the air conditioning mode, driver terminal: O,Y. Press the + or - buttons to select the desired
room temperature
Fan Switch, Electric / Gas Switch
ON: will run the fan continuously
AUTO: will cycle the fan on or off under the cooling mode
Under the heating mode, select ELEC to allows the thermostat to operate the fan according to the ON/OFF of the
system; when select GAS, the fan will always be OFF.
Adjusting the Temperature Swing
HEAT SWING
Select HEAT with the system switch, hold down the + and - buttons together for 3 seconds to access the HEAT
SWING setting. Use the + or - key to adjust the swing from ±0.2℉to ±2℉. Wait approximately 15 seconds or slide

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the system switch to return to normal operation.
COOL SWING
Select COOL with the system switch, hold down the + and - buttons together for 3 seconds to access the COOL
SWING setting. Use the + or - key to adjust the swing from ±0.2℉to ±2℉. Wait approximately 15 seconds or slide
the system switch to return to normal operation.
Installation Setting
Select OFF with the system switch, hold down the + and - buttons together for 3 seconds to access the
CALIBRATION setting. Use the + to adjust the temperature from -4℉to +4℉.
Then press - to access the F(Fahrenheit) or C(Celsius) setting, use + to select.
Press - again to access the DELAY selection, the compressor delay will not allow the compressor to be turned on
for 5 minutes after the last time the compressor was on. Use the + to select ON or OFF (ON: the Y terminals will turn
off for at least 3 minutes). Wait approximately 15 seconds or slide the system switch to return to normal operation.
Reset
Hold - button then press RESET button until the display is normal displayed to restore the factory default settings.
Terminal Designations
RH------- ----24VAC (system power supply) HEAT=RH TO W
RC------------COOL= RC to Y FAN=RC TO G
C--------------Common24VAC (system power supply)
W------------- HEAT
Y-------------- COOL
G---------------FAN
B---------------REV VALVE HEAT
O---------------REV VALVE COOL