Bell & Gossett S14367B Technologic Constant Speed Pump Controller - Manual (Page 22)

Technologic ® Constant Speed Pump Controller Installation, Operation and Maintenance Manual 22
Setup Menu
4.3.10.5 Analog Input Override
If “Y” was entered for “AI Ovrd” in any of the com-
munication setup screens above, the following screen
will be automatically displayed.
AI Override
Suc P:$ D Temp:$
Sys P:$ Press:$
Flow :$ Temp:$ OK?$
Enter a “Y” next to each analog input type that will
be overridden through the communications port.
4.3.11 Tech 350
Path: Status Screens / Setup (3) / System (3) /
Tech 350 (11)
Tech 350
Purge Time: ##Min
Purge Num Pumps: #
App Type: $$$$ OK?$
This setup menu will only be available for closed sys-
tems. If purging is enabled, purging will occur every
time the system is started in automatic mode. Every
time purging occurs it will be logged. See section
4.7.5.4 for purge logging. See Table 29 for a descrip-
tion of the Tech 350 variables.
Variable Units Description Default Range Field
Value Value
Purge Min- Time that the pumps 10 0-30
Time utes will run immediately
after starting the
system in automatic
mode, a value of 0
disables purging
Number N/A Number of pumps 1 0-6
of that will turn on when
Pumps purging is active
App N/A The application type Cool Heat,
Type is required if staging Cool
will be based on
temperature.
Table 29: Tech 350 Variables
4.4 Test Menu
Path: Status Screens / Setup (3) / Test (4)
Test Menu: #
0=Exit 3=AI 6=Disp
1=DI 4=LED 7=Comm
2=DO 5=Key
Press the numeric key corresponding to the desired
sub-menu, and press ENTER.
4.4.1 Digital Input Test
Path: Status Screens / Setup (3) / Test (4) / DI (1)
Digital Input Test
1234567890123456
################
Press Clear to Exit
The 0 below each corresponding input will change to
a 1 upon receiving a 24VDC digital input on that
channel. Press CLEAR to exit the test.
4.4.2 Digital Output Test
Path: Status Screens / Setup (3) / Test (4) / DO(2)
Digital Output Test
12345678
########
Enter DO# # (0=Exit)
Press the numeric key corresponding to the digital
output for which the state is to be changed, and then
press ENTER to change it. Pressing ENTER multiple
times will toggle between 0 and 1. A 1 indicates that
the corresponding relay is closed. When the relay is
closed, the corresponding LED on the digital output
module will be lit. Press 0 and ENTER to exit the
test.
Note: Motors will start if the corresponding relay is
actuated.
4.4.3 Analog Input Test
Path: Status Screens / Setup (3) / Test (4) / AI (3)
Analog Input Test
AI1=###% AI4 =###%
AI2=###% RTD1=###.#F
AI3=###% RTD2=###.#F
The signal received on the corresponding analog input
channel will be indicated in percent next to each
input. 0mA = 0%, and 20mA = 100%. Analog inputs
1-4 are 4-20mA inputs. RTD1 and RTD2 are for
PT100 resistive temperature devices. RTD1 and RTD2
are displayed in °F. Press CLEAR to exit the test.
4.4.4 LED Test
Path: Status Screens / Setup (3) / Test (4) / LED (4)
LED Test
*** LED ON ***
*** LED OFF ***
*** LED BLINK ***
All of the LED’s on the keypad will turn on, off, and
then flash. The current status will be displayed on the
screen. The LED test is self terminating.