Hitachi P1-00041HFEF, Basic Manual

Page: 38 / 131

2-22
Chapter 2 Installation and Wiring
■ Functional safety STO terminals
Refer to the “Functional Safety Guide”
for using a safety functions.
■ FM output terminals
(Wiring example)
•
FM output is selectable from PWM output with a fixed cycle of
6.4ms or pulse output with a variable cycle.
•
FM output is adjustable by parameter settings.
Terminal
label
Terminal name Description
P24S
24V output power source
terminal
Refer to the appended
“Functional Safety
Guide” for details.
CMS
COM terminal for
functional safety
STC Logic switching terminal
ST1 STO input1
ST2 STO input2
ED+
Output terminal for
monitoring
ED-
Output COM terminal for
monitoring
Terminal
label
Terminal name Description Electric characteristics
F
M
o
u
tp
u
t
te
rm
in
a
l
F
M
o
u
tp
u
t
M
o
n
it
o
r
o
u
tp
u
t
FM
Digital monitor
(voltage)
Digital monitor output is selectable from PWM
output with 6.4ms cycle or pulse output with a
variable duty cycle of approx. 50%.
Pulse train output DC0 to 10V
•
Max. allowable output current
1.2mA
•
Maximum frequency 3.60kHz
CM1
COM for digital
monitor This is a common terminal for digital monitor.
This is also used as 0V reference potential for P24.
Frequency meter
(PWM)
ED+ ED-
Safety confirmation
terminal
STO Safety terminal
P24S STC CMS
ST1 ST2 STC
Control circuit terminal
FM CM1
Digital output
Control circuit terminal