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Parameter
U i
l i
P i
C i
L i
U o
I o
P o
C o
L o
L o /R o
4
INSTALLATION
WARNING: IF THE UNIT IS INSTALLED IN A CLASSIFIED LOCATION THEN IT IS THE RESPONSIBILITY
OF THE USER AND INSTALLER TO MAKE CONNECTIONS TO RELATED EQUIPMENT IN A MANNER
CONSISTENT WITH THE LOCATION CLASSIFICATION.
4.1
ASSOCIATED EQUIPMENT
Only H2scan specified cables should be used with this Analyzer. The maximum length for
intrinsically safe operation of both the Power/Analog Cable and the Serial Interface Cable is 10
meters. Refer to the Appendix for Control Drawings.
When operated in a hazardous area, the HY-OPTIMA™ 1700 Analyzer must be connected to
appropriately certified barriers located in a non-hazardous area. The following barriers are approved
for use with this device for an Intrinsically Safe implementation:
90000012 R8
Figure 2: Hazardous Area and Associated Equipment
Table 1: Input and Output Parameters
J1 Pins 2&3
(Power Supply)
11.5 V
3.27 A
9.41 W
0
0
n/a
n/a
n/a
n/a
n/a
n/a
HY-ALERTA™ 1600, Intrinsically Safe Area Hydrogen Monitor
J1 Pins 4&5
(4-20 mA loop)
26.7 V
3.7 V
91 mA
2.25 mA
611 mW
206 mW
68.2 nF
0
0
0
n/a
5.9 V
n/a
238 mA
n/a
350 mW
n/a
1000 uF
n/a
2.5 mH
404 uH/Ω
n/a
OPERATING MANUAL
J2 Pins 1&2, 3&4
(RS422 Rx&Tx)
Page 7 of 31
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