Standard Features
of Helman Fiber Tensioners
** As of 2001, many
optional features are now standard features. **
|
| Tension
Command (Setpoint): |
Fiber tension is set from a
dial on the control cabinet. All tensioners or groups
of tensioners can be changed instantly at any time during the process. |
Chuck
(Mandrel): |
Air-operated for rapid
spool changes. |
| Time In: |
Built in 6 second, low torque "time
in" to take up slack before going to command tension. |
| Tension Control: |
Individual ON/OFF control allows
selection of individual tensioners when the use of all units is not required. |
Auto-Fault: |
Drive will be shut down if tension
deviates from preset tolerances. Both "Fault Window" and "Fault Delay"
are adjustable for protection against process malfunctions. |
| Tension Status: |
Red & green Indicator for each unit
gives status of individual tensioners at a glance. |
Safety
Features: |
On board fusing; motor
current limit; over voltage and temperature protection; motor shutdown upon fault
condition. |
| Tension Meter: |
Selectable tension meter displays real
time true tension of each fiber. |
**
External Tension
Command (Setpoint): |
Input terminals or individual
are provided.
This allows separate commands for each tensioner or group of tensioners. The setpoint can
be adjusted from the control cabinet, winder computer, process controller or any
intelligent source. |
**
Remote On/Off
Terminals: |
Terminals to connect a remote operator's
panel for convenient tension control access. |
**
Tension Output: |
Tension history output capability to
digital or analog device. |
**
External Fault: |
Additional fail-safe contact closure for
use in audio or visual alarm signal and/or for stopping the winder or process. |
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