![background image](http://html1.mh-extra.com/html/titan/helix-0138011/helix-0138011_operating-manual_1119425029.webp)
29
troubleShooting
HELIX
R. Process does not control to set
point. Process is unstable or never
reaches set point.
1. Controller not tuned correctly.
2. Control mode is incorrectly set.
3. Control set point is incorrect.
1. Perform autotune or manually tune system.
2. Set control mode appropriately (Open vs.
Closed Loop).
3. Set control set point in appropriate control
mode and check source of set point: remote,
idle, profile, closed loop, open loop.
S. Temperature runaway. Process
value continues to increase or
decrease past set point.
1. Controller output incorrectly programmed
2. Thermocouple reverse wired
3. Controller output wired incorrectly
4. Short in heater
5. Power controller connection to controller
defective
6. Controller output defective
1. Verify output function is correct (heat or cool)
2. Correct sensor wiring (red wire negative)
3. Verify and correct wiring
4. Replace heater
5. Replace or repair power controller
6. Replace or repair controller
T. Device Error. Controller displays
internal malfunction message at
power up.
100
rETn
1. Controller defective
2. Miss wired input or ground loop
1. Replace or repair controller
2. Correct wiring or remove ground loop circuit
U. Heater Error.
h. Er
1. Current through load is above current trip set
point.
2. Current through load is below current trip set
point.
1. Check that the load current is proper. Correct
cause of overcurrent and/or ensure current trip
set point is correct.
2. Check that the load current is proper. Correct
cause of undercurrent and/or ensure current
trip point is correct.
V. Current Error. Load current
incorrect.
C. Er
1. Short solid-state or mechanical relay.
2. Open solid-state or mechanical relay.
3. Current transformer load wire associated to
wrong output.
4. Defective current transformer or controller.
5. Noisy electrical lines.
1. Replace relay.
2. Replace relay.
3. Route load wire through current transformer
from correct output, and go to the Source
Output Instance parameter (Setup Page,
Current Menu) to select the output that is
driving the load.
4. Replace or repair sensor or controller.
5. Route wires appropriately, check for loose
connections, add line filters.
W. Menus inaccessible. Unable to
access:
Set
Oper
FCtY
ProF
menus or particular prompts in
Home Page.
1. Lockout or Security set to incorrect level
2. Digital input set to lockout keypad
3. Custom parameters incorrect
1. Check lockout setting in Factory Page
2. Change state of digital input
3. Change custom parameters in Factory Page
X. EZ-Keys do not activate required
function.
1. EZ-Key function incorrect
2. EZ-Key function instance not correct
3. Keypad malfunction
1. Verify EZ-Key function in Setup Menu
2. Check that the function instance is correct
3. Replace or repair controller
Y. Value too low to be displayed in 4
digit LED display.
vAL.L
1. Incorrect setup
1. Check scaling of source data
Z. Value too high to be displayed in 4
digit LED display.
vAL.H
1. Incorrect setup
1. Check scaling of source data
Содержание HELIX 0138011
Страница 12: ...12 SYSTEM DESCRIPTION HELIX A E D F L1 J H K K J N M M B H L2 G I C 3 3 System Diagram with circulation ...
Страница 44: ...44 HELIX Spare parts diagram drive assembly 4 5 6 1 2 3 7 8 9 10 11 18 17 12 13 14 15 16 ...
Страница 50: ...50 HELIX Spare parts diagram fluid section 1 2 3 4 7 8 15 16 17 18 19 20 21 22 23 9 10 11 12 13 14 5 6 ...