6 720 220 380
Revised 06-13 Subject to change without prior notice
TSTBT4H2CP SERIES
3
Thermostat application Guide
The Bosch TSTBT4H2CP Thermostat Series consists of
4-wire MODBUS communicating thermostats. Utilizing
RS485 MODBUS protocol, the TSTBT4H2CP Thermostat
Series can communicate with the equipment, monitor the
performance, and report the status of the equipment.
The MODBUS protocol is received and then translated to
pulses to be received by the HVAC equipment. This
translation is performed by the TRM (Transmitting and
Receiving Module). The thermostat and TRM
communicate via 2 wire MODBUS, the TRM and the HVAC
equipment communicates via 4-12 wires utilizing pulses.
The Bosch TSTBT4H2CP Thermostat Series
communicates utilizing MODBUS protocol to the TRM
The TsTbT4h2CP series offers:
• Modbus thermostat with large LCD and touch
screenwith blue LED back lighting
• Low back light level when touch keys not used
• Four schedules per day, 7-day programmable
• Up to four-stage heating and 2-stage cooling
• Optional automatic fan operation during daytime on
selected days
• Compatible with conventional and dual fuel heatpumps
and gas electric systems
• Optional temperature sensors for dis-charge air
temperature and outdoor air temperature
• Optional remote space temperature sensors
• Diagnostic monitor indicates equipment alerts and loss
of communications
• Service monitors for filter, UV Bulb and humidifier pad
• Optional keyboard lock
• Receiving Module COM LED blinks during
Modbuscommunication and turns red if communication
with thermostat is lost
• Optional return air temperature sensor maintains safe
space temperature if communication with thermostat is
lost for 10 minutes
ThermosTaT aPPliCaTion Guide
Description
Available
Gas or Oil Heat
Yes
Electric Furnace
Yes
Heat Pump (No Aux. or Emergency Heat)
Yes
Heat Pump (With Aux. or Emergency Heat)
Yes
Multi-Stage Systems
Yes
Heat Only Systems
Yes
Cool Only Systems
Yes
Dual Fuel Systems
Yes
Milivolt
Yes
Humidifier Control
Yes
Auto Changeover
Yes
MODBUS Communicating
Yes
Содержание TSTBT4H2CP-M--A
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Страница 24: ...601 N W 65th Court Ft Lauderdale FL 33309 Phone 866 642 3198 Fax 954 776 5529 www bosch climate us ...
