T775 SERIES 2000 ELECTRONIC STAND-ALONE CONTROLLERS
37
63-7147—05
T775R Replacement for W964F
Aquatrol Panel with Floating
Actuator (continued)
In this replacement application, the T775R provides the
following, as described in Table 3.
Table 3. T775R replacement for W964F
Component/Function
W964F Aquatrol
T775R Replacement
Sensors
T7044A or T7043A
T7043B
Sensor A - Standard 1097 Ohm temperature sensor.
Sensor B - Standard 1097 Ohm temperature sensor.
“See “Temperature Sensors1” on page 3..
Reset ratio and parallel shift n/a
Reset programming in the T775R provides the reset curve.
On/Off motor control
Jumper terminals 1
and 2 on the W964F
If the W964F provided On/Off motor control, then wire motor to a relay output
on the T775R to provide On/Off control.
Actuator motor speed
n/a
Use the Integral Time and Throttling Range to tune the T775R control.
Differential
n/a
Use the Throttling Range to tune the T775R control.
Program setback
n/a
The T775R provides Setback and alternate setpoint programming parameters.
Motor
M944B
Series 90, 4-20 mA, 0-10 Vdc, or 2-12 Vdc motor may be used.
Summary of Contents for T775 Series 2000
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