ST-94112N page 1 of 4
Installation and Operation Instructions for
SELECTRONIC
®
TATTLETALE
®
Annunciator
Model ST8
ST-94112N
Revised 07-04
Section 25
(00-02-0758)
Description
The
ST8
is an eight point TATTLETALE
®
panel designed to give “first
out”
indication of cause of alarm or shutdown. This “first out” feature means
that only the first fault will be shown by LED; this feature isolates the
primary cause of shutdown, and helps simplify troubleshooting. The
ST8 is available in two different types of mounting: flush mounting
(“F”), and gimbal mounting (“G”).
Specifications
All specifications apply to both models unless indicated.
Power Input (Operating Voltage):
8–32 VAC, 8–40 VDC
Sensor Inputs:
8 sensor switches, normally open or
normally closed dry contacts.
Number of Alarm Points:
ST8:
8 first out shutdown/alarm.
Lockout Time Delay During Startup:
25 to 35 seconds (selectable for each sensor input).
Please read the following information before installing
.
A visual inspection of this product for damage during shipping is rec-
ommended before mounting. It is your responsibility to have a qualified person install this unit and make sure it conforms to
NEC and local codes.
GENERAL INFORMATION
WARNING
BEFORE BEGINNING INSTALLATION OF THIS MURPHY PRODUCT
✔
Disconnect all electrical power to the machine.
✔
Make sure the machine cannot operate during installation.
✔
Follow all safety warnings of the machine manufacturer.
✔
Read and follow all installation instructions.
6-3/8 in.
(162 mm)
5-11/16 in.
(144 mm)
2-3/16 in.
(56 mm)
5-7/8 in.
(149 mm)
2-7/8 in.
(73 mm)
Clearance
1-3/4 in.
(44 mm)
5-3/8 in.
(137 mm)
Gimbal
Mounting
Bracket
ST8-F
ST8-G
DIMENSIONS
Certain danger to human safety and to equipment may
occur if some equipment is stopped without pre-warning.
It is recommended that monitored functions be limited to
alarm-only or to alarm before shutdown.
