Installation And Maintenance Instructions - System Sensor 2251EIS Installation And Maintenance Instructions Manual

INSTALLATION AND MAINTENANCE INSTRUCTIONS

IST200 Intelligent System Translator
For Use With Intrinsically Safe Detectors
Specifications
Input Voltage (V in):
Output Voltage:
Input Current:
Output Current:
NOTE: Input and output currents assume there are no wiring faults and that the IST200 is loaded per the panel
manufacturer's instructions.
Before Installing
This information is included as a quick reference installation
guide. Refer to the control panel installation manual for detailed
system information. If the IST200 will be installed in an existing
operational system, inform the operator and local authority that
the system will be temporarily out of service. Disconnect power to
the control panel before installing the IST200.
NOTICE: This manual should be left with the owner/user of this
equipment.
General Description
The IST200 is intended for use in intelligent, intrinsically safe
systems. This translator serves as an interface, allowing the con-
trol panel to communicate through a shunt-diode safety barrier
to intrinsically safe detectors.
Compatibility Requirements
To insure proper operation, the IST200 shall be connected to listed
compatible system control panels only.
Mounting IST200 Devices
The IST200 mounts directly to a 4" square electrical box, as shown
in Figure 1A. The box must have a minimum depth of 2
Wiring
NOTE: All wiring must conform to applicable local codes, ordi-
nances and regulations. The translator must be inserted
into and attached to a 4"x4"x2
1. Install translator wiring in accordance with the job drawings
and appropriate wiring diagrams (Figure 2).
2. Secure translator to electrical box (supplied by installer), as
shown in Figure 1A.
IST200-01-00
15 to 32 VDC
20 to 24 VDC
17mA @ V in = 15V
9.7mA @ V in = 24V
7.6mA maximum
1
/ ".
8
1
/ " electrical box.
8
1
3825 Ohio Avenue, St. Charles, Illinois 60174
Figure 1A. IST200 mounting:
Figure 1B. Electrical box cut-away view:
A Division of Pittway
1-800-SENSOR2, FAX: 630-377-6495
A78-2610-11
A78-2611-13
I56-1182-03