Honeywell T7750, T7771 Catalog Page

Temperature Sensors

T7750 Wall Modules

Temperature sensors for use with Excel 10 Series 1000 Controllers.
The T7750 Wall Modules provide the following additional
combination of options to the customer: analog setpoint input and
for models used with Excel 10 Controllers, override (bypass) digital
input contact, LED status indicator and network access jack.

• Integral linearized 20K ohm NTC thermistor.

• Vertical Mounting.

• Models available with setpoint adjustment.

• Models available with occupied/unoccupied override.

• For use only as replacement of existing T7750's.

• Not for new installations.

• All new Honeywell controllers now use TR20 Series Wall Modules.

Application: Wall Modules
Dimensions, Approximate: 5 1/32 in. high x 3 5/32 in. wide x 1 19/32

in. deep (128 mm high x 80 mm wide x 41 mm deep)

Operating Temperature Range: 45 F to 99 F (7 C to 37 C)
Setpoint Temperature Range: 55 F to 85 F (12 C to 30 C)

Product Number Sensor Type Mounting Comments Used With

T7750A1000/U 20 K ohm NTC linear Wall mount — W7751

T7750B1008/U 20 K ohm NTC linear Wall mount Has optional setpoint W7751; Excel 20, 80, 100, 500, or 600

T7750C1006/U 20 K ohm NTC linear Wall mount Has optional setpoint, override, and override LED W7751

T7750D1004/U 20 K ohm NTC linear Wall mount Has override, and override LED W7751

T7771 Wall Module

The T7771A Remote Temperature Sensors are direct wired wall
modules for use with the Honeywell T7350 Commercial
Programmable Thermostat. The T7771A has a space temperature
sensor, LED push button setpoint adjustment, and override with
LED.

• Push button setpoint adjustment with LED indicators.

• Occupied/unoccupied override (bypass) with LED.

• LONWORKS® bus jack.

• Operating range 45 to 99 F (7 to 37 C).

Application: Remote Room Temperature Sensor for use with T7350

thermostat

Dimensions, Approximate: 5 1/32 in. high x 3 5/32 in. wide x 1 in.

deep (128 mm high x 80 mm wide x 25 mm deep)

Color: White
Operating Temperature Range: 45 F to 99 F (7 C to 37 C)
Setpoint Temperature Range: offset +/- 3F (offset +/- 1.67 C)

Product Number Sensor Type Network Jack Mounting Comments

T7771A1005/U 20 K ohm NTC

non-linear

LonWorks Bus

Mounted on a standard 2 x 4 inch junction box
or on a 60 mm diameter junction box.

Shipping Temperature Range: -40 F to +150 F (-40 C to +65 C)
Operating Humidity Range (% RH): 5 to 95% RH, non-condensing
Comments: Can be configured to output 10K ohms for use in multiple

sensor averaging with T7770A.

Used With: T7350
Approvals

N.E.C. Class II

Can be configured to output 10K ohms for use
in multiple sensor averaging with T7770A.

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