User's Manual

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Safety Barrier Specifications
WARNING
To maintain intrinsic safety of your installation, only
replace the Stahl barrier fuse with 160 mA
replacement fuse, Stahl Part No. 01 1239.
Stahl Model No. 9002/13–280–110–00
R. Stahl, Inc.
Intrinsic Safety Barrier
Outputs are Intrinsically Safe for Class I, Division 1,
Groups A, B, C, D at 40  C.
NOTE: This barrier is included with Graco PPD 200
Remote Displays 235–613, 235–614, and 235–615.
T erminal Connections
T erminal 1: Non-hazardous connection for supply
voltage
T erminal 2: Non-hazardous connection for signal
T erminal 3: Hazardous connection for supply voltage
T erminal 4: Hazardous connection for signal
Channel  Operational Data
Rated V oltage: 24 VDC
Maximum V oltage: 26 VDC
Fuse Current (I): 160 mA
End-to-End Resistance (R): 280 W
Safety
Description in accordance to standards issued by
Factory Mutual–Class No. 3610–October 1988 (entity
concept parameters) for Channel I,
terminal 3, supply
voltage to ground
Open Circuit V oltage (V oc): 28 VDC
Short Circuit Current (I sc): 109.1 mA
Allowed External Capacitance (Ca): 0.39 mF
Allowed External Inductance (La): 1 1.6 mH
Safety Description in accordance to standards issued by
CSA–22.2 No. 157
Open Circuit V oltage (V oc): 28.4 VDC
Minimum Resistance (R): 257 W
Channel
 Operational Data
Rated V oltage: 24 VDC
Maximum V oltage: 26 VDC
Fuse Current (I): 160 mA
End-to-End Resistance (R): 1 V < 22 mA
2 V > 22 mA
Safety Description in accordance to standards issued by
Factory Mutual–Class No. 3610–October 1988 (entity
concept
parameters) for Channel II, terminal 4, signal to
ground
Open Circuit V oltage (V oc): 28 VDC
Short Circuit Current (I sc): 0.0 mA
Allowed External Capacitance (Ca): 0.39 mF
Allowed External Inductance (La): 1000 mH
Safety Description in accordance to standards issued by
CSA–22.2 No. 157
Open Circuit V oltage (V oc): 28.4 V
Minimum Resistance (R): diode