APG RPM Explosion Proof Resistive Chain user manual - Manual (Page 13)

Rev. D6, 10/09 RPM Series
13
Automation Products Group, Inc.
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• RPM Specifications
Resolution +/- 0.39 in. (+/- 10mm.)
Maximum Length 288 in. (7.3M)
Maximum Process Temperature -40 0 C to 85 0 C (-40 0 F to
185 0 F)
Probe Material 316 L SS.
Float Material Polyurethane Foam
Housing Material Aluminium
Modified 359 Alloy
Silicon (Si) 8.5 - 9.5 %
Magnesium (Mg) 68 - .85%
Copper (Cu) .30% max (3/10 of 1%)
Iron (Fe) .30% max (3/10 of 1%)
Housing Rating NEMA 4
Hazardous Ratings:
Intrinsically Safe
Electrical ratings; 12 to 24 Volts DC, 4 - 20 ma
Exia Class I Division 1; Groups C, D T3C (Max. Temp. 85°C)
Vmax = 30VDC, Imax = 130ma, Ci = 3nF, Li = 0uH
ATEX Directive: 0334
KEMA 05 ATEX 1207 X
II 1 G EEx ia IIB T3
-40°C
≤
Ta
≤
+85 °C
Ui
≤
30 V, Ii
≤
130 mA, Pi
≤
1 W, Ci
≤
3 nF, Li
≤
0 mH