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EPH CONTROLS CP4B Battery Powered Programmable Thermostat User Guide
PO 1 Operating Mode (Normal / Optimum Start / TPI)
TPI (Time Proportional & Integral Mode)
When the thermostat is in TPI mode and the temperature is rising in the
zone and falls into the Proportional Bandwidth section, TPI will start to
affect the thermostats operation. The thermostat will turn on and off as
it gains heat so that it doesn’t overshoot the setpoint by too much. It
will also turn on if the temperature is falling so it doesn’t undershoot the
setpoint which will leave the user with a more comfortable level of heat.
There are 2 settings that will affect the thermostats operation:
1. CYC - No. of Heating Cycles per 2. Pb - Proportional Bandwidth:
Hour:
6 Cycles
2˚C
This value will decide how often
the thermostat will cycle the
This value refers to the
temperature below the setpoint
heating on and off when trying to at which the thermostat will start
achieve the setpoint temperature. to operate in TPI Control. You can
set this temperature from 1.5˚C to
3.0˚C in 0.1˚C increments.
You can select 2/3/6 or 12.
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CP4B Room Thermostat
| General | Details |
|---|---|
| Name | EPH CONTROLS CP4B Battery Powered Programmable Thermostat User Guide |
| Make | EPH CONTROLS |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.38 MB |

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