8
Nomenclature and Functions
Section 1-2
It is stipulated in EN 60204-1:1997 that the pushbutton for an emergency stop
must be red and the background yellow. In SEMI-S2 as well, the background
for an emergency shutdown pushbutton must be yellow.
To comply with these standards, a yellow seal is included with the product to
affix around the emergency stop switch.
EN 954-1:1996 General Design Principles
Redundant conformity is provided with an enabling switch and an emergency
stop switch. The emergency stop switch is a three-pole switch (3PST-NC),
with a DPST-NC contact structure and a SPST-NC contact structure for an
emergency stop notification signal.
1-2
Nomenclature and Functions
1-2-1
Front
1-2-2
Back
RE
SE
T
R
E
S
E
T
RE
SE
T
RUN
F6
F7
F8
F9
F10
F1
F2
F3
F4
F5
5.7-in. TFT*
LED indicator
Stop/emergency stop switch
Function switches
F1, F2, F6, and F7 are hard-wired outputs.
F3, F4, F5, F8, F9, and F10 are software
(communications) outputs.
Cable
Loose wires and RS-232C cable (3 or 10 m)
Loose wires and RS-422A cable (10 m)
* PTs with lot numbers 05X0 and
earlier have STN LCDs. Refer
to
NSH5-series PT Lot Num-
bers
on page 73 for information
on lot numbers.
Strap attachment holes
Refer to
2-4 Attaching the Hand Strap
for the attachment method.
Enabling switch
Hand
hold
Hand
hold
Summary of Contents for NSH5
Page 2: ......
Page 4: ...iv ...
Page 12: ...xii ...
Page 16: ...xvi ...
Page 24: ...xxiv EC Directives 6 ...
Page 58: ...34 Installing the Mounting Bracket Section 2 5 ...
Page 86: ...62 Connection Method Section 4 5 ...
Page 92: ...68 Precautions When Replacing the PT Section 5 4 ...
Page 98: ...74 General Specifications Appendix A ...
Page 99: ...75 Appendix B Dimensions 75 50 176 223 75 Four M4 70 5 16 5 ...
Page 102: ...78 Types of Memory Appendix C ...
Page 107: ...83 Recommended Enabling Circuits Appendix D Program Example ...
Page 108: ...84 Recommended Enabling Circuits Appendix D ...