Product Overview
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The
patented Pinnacle UltraTouch
system has been designed as a direct
replacement for standard spring loaded
mechanical palm buttons and is designed
to fit into existing operator palm button
stations without modification.
The
UltraTouch enclosure is a molded
high strength NEMA 4 polycarbonate module
designed to meet the high impact and
vibration requirements of industry. The
solid state electronics of the
UltraTouch switch incorporates an
advanced redundant diverse sensor design.
This means that each module has two
different sensors with isolated circuits
along with a monitoring redundant
circuit. The circuitry of the
UltraTouch is also designed to
provide second-order failure protection.
This gives the UltraTouch an
unparalleled level of safety and
assurance against inadvertent actuation,
or failing in the "on" or conducting mode,
which is a common problem found
throughout industry with competitive
ergonomic switch
replacements.
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The UltraTouch design is so safe
against inadvertent actuation, that two UltraTouch
modules when spaced and located properly in accordance to
OSHA and ANSI hand control distance formulas (the same
formula is used for mechanical palm buttons), permit its
use as an operator safety two hand control device. The
UltraTouch dual dissimilar sensor format is
designed for the machine operator to actuate the switch,
and that no inadvertent foreign objects such as a
sleeves, insects, broomsticks, playing cards, rags, mists
or droplets can activate or trigger the switch. This
gives UltraTouch an unparalleled level of safety
while giving the operator the benefit of using the
correct ergonomic hand position of neutral, 0° deviation
and 100% hand power.

UltraTouch
Configuration
The UltraTouch dual dissimilar sensor ergonomic palm
switch is configured in the following
manner:
The U-shaped sensors
actuation channel provides a triggering point for the
machine operators hand. This is where the invisible
infrared light beam is located and is crossing the
channel. There is also a unique U-shaped location sensor
mounted on the inside of the UltraTouch enclosure
that hugs the sensor channel and is insulated by the
enclosure itself. When the machine operator inserts their
hand into the sensors actuation tunnel, both the infrared
sensor and the location sensor must be satisfied in order
to energize an electromechanical relay to send a cycle
start signal to the machine. Both individual sensors
within each module are time interlocked, and if both
sensors are not triggered concurrently by the operators
hand, the UltraTouch output will be inhibited to
the machine control. The module also contains two visible
LED indicators which informs the status of the
UltraTouch module to the operator. A green LED
indicates that the relay contacts are closed, both
sensors have been activated and no failures have been
detected. The red LED indicates that the relay contacts
are open and no satisfactory conditions were detected on
both sensors. This advanced patented UltraTouch
design is not available on any competitive units and
gives the UltraTouch user an unparalleled level of
safety when using ergonomic zero force actuation devices.
Additionally, the operator will be activating the machine
properly by using the correct ergonomic hand position of
neutral, 0° deviation and 100% hand power.
Easy to
Install
UltraTouch installs with ease and comes with complete
installation instructions. Simple module design permits direct
exchange for existing spring loaded mechanical palm buttons and
even utilize the existing screw holes on the run bar. All
systems have normally open (NO) and normally closed (NC)
contacts, and are also available in a four (4) pole wiring
configuration depending on the machine control requirements.
The ultimate in versatility!
New installations and
retrofit projects are completely installed in minutes by
a qualified electrician. Also supplied is a toll free 800
number if any questions should arise by your installation
personnel.
UltraSafe Design
Each UltraTouch switch module incorporates the following
safety design features:
-
Two
dissimilar sensors
- Infrared
sensor
- Positive
location sensor
- Redundant
circuitry
- Chatter
free design circuit
- Anti-noise
circuit
- No
false trip on power up
circuit
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- Captive
contact safety relays
- Operator
status indicators
-
Interlock
circuit between the diverse
sensors
- Immune
to EMI and RFI
noise
- Immune
to weld field
interference
- Control
reliable design
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OSHA, ANSI CSA
Standards
The mounting locations of UltraTouch must conform to all
State, Province and Federal codes and all regulations
pertaining to the subject machine on which the
UltraTouch is to be applied.
Point of Operation
Guarding
The UltraTouch System is a machine cycle initiation
component that is designed to be a two-hand control device for
the machine operator. If a point of operation guarding device
is desired or required, please contact your local Pinnacle
distributor or the factory for devices to comply with ANSI
B11.1 or the various OSHA regulations.
(Below standards are
only partial)
American National Standard
B11.19-1990 4.2.4.2.3 Two-Hand
Control Devices. The two-hand
control shall be designed to protect each hand control
against accidental or unintentional operation.
The two-hand control shall have the individual operator's hand
controls arranged by design, construction, or separation to
require the use of both hands to cycle the machine tool.
The two-hand control shall be designed to require concurrent
operation of both the operator's hand controls to cycle the
machine tool.
If more than one operator is to be safeguarded by the use of
two-hand controls, each operator shall have individual
operator's hand controls. The selection of the operator's
controls shall be capable of being supervised by the employer.
Additionally, each selected two-hand control shall be
concurrently operated before the machine tool is cycled. The
two-hand control system shall be designed and constructed so as
to prevent cycling of the machine tool if all the operator's
stations are deselected.
The two-hand control shall be designed to require the release
of all selected operator's hand controls and the reactuation of
all operator's controls before a machine cycle can be
initiated.
4.2.4.3
Operation
4.2.4.3.1 It shall be the responsibility of the employer to
ensure that the two-hand operating lever, trip, or control
device is installed, operated, and maintained in accordance
with this standard.
4.2.4.3.2 The device shall be located at a distance from the
nearest hazard such that the operator cannot reach the hazard
with a hand or other body part before cessation of motion of
the hazardous portion of the machine cycle. The two-hand
operating lever trip, or control device shall require
concurrent actuation of both of the operating levers or hand
controls to initiate a machine cycle.
4.2.4.3.3 The two-hand control device shall require the
concurrent actuation of the operator's hand controls during the
hazardous portion of the machine cycle such that the operator
cannot reach the hazard before the hazardous motion has
ceased.
OSHA Federal Register
Section 1910.217
(v) Two-hand controls for single stroke shall conform to the
following requirements:
(a) Each hand control shall be protected against unintended
operation and arranged by design, construction, and/or
separation so that the concurrent use of both hands is required
to trip the press.
(b) The control system shall be designed to permit an
adjustment which will require concurrent pressure from both
hands during the die closing portion of the stroke.
(c) The control system shall incorporate an anti-repeat
feature.
(d) The control systems shall be designed to require release of
all operators' hand controls before an interrupted stroke can
be resumed. This requirement pertains only to those
single-stroke, two-hand controls manufactured and installed on
or after August 31,1971.
(vii) The two-hand
control device shall protect the operator as specified in
paragraph (c)(3(i)(e) of section 1910.217
(a) When used in press operations requiring more than one
operator, separate two-hand controls shall be provided for each
operator, and shall be designed to require concurrent
application of all operators' controls to activate the slide.
The removal of a hand from any control button shall cause the
slide to stop.
(b) Each two-hand control shall meet the construction
requirements of paragraph (b)(7)(v) of this section.
(c) The safety distance (Ds) between each two-hand control
device and the point of operation shall be greater than the
distance determined by the following formula:
Ds=63 inches/second X Ts: where: Ds-minimum safety distance
(inches): 63 inches/second=hand speed constant and Ts-stopping
time of the press measured at approximately 90 position of
crankshaft rotation (seconds) .
(d) Two-hand controls shall be fixed in position so that only a
supervisor or safety engineer is capable of relocating the
controls.
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