Electrical Connection - Honeywell Excel 100C Installation Instructions Manual

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EXCEL 100C INSTALLATION INSTRUCTIONS

ELECTRICAL CONNECTION

Terminal Assignment for Analog Inputs
Specifications
• Twelve inputs (AI1 to AI12)
0 to 10 Vdc (see left drawings for impedance)
0 to 20 mA (via external 500-ohm resistor)
4 to 20 mA (via external 500-ohm resistor)
NTC 20k ohms (-58°F to +302°F (-50°C to +150°C))
PT 1000 (-58°F to +302°F (-50°C to +150°C))
• Protected inputs up to 40 Vdc/24 Vac
• 12-bit resolution
• ± 75 mV accuracy (0 to 10 V)
Accuracy of Analog Input Sensors
For examples on electrical connection of various sensors, refer to the U.S. and European Specifications chapters.
EN1R-0144GE51 R1007
Table 5. Accuracy of analog input sensors in relation to temperature
range
-58 to -4°F (-50 to -20°C)
-4 to 32°F (-20 to 0°C)
32 to 86°F (0 to 30°C)
86 to 158°F (30 to 70°C)
158 to 212°F (70 to 100°C)
212 to 266°F (100 to 130°C)
266 to 302°F (130 to 150°C)
16
measurement error / ± Kelvin (without sensor
tolerance)
Pt1000
1.2 K
0.7 K
0.5 K
0.7 K
1.2 K
1.2 K
1.2 K
NTC (20k ohms)
5.0 K
1.0 K
0.3 K
0.5 K
1.0 K
3.0 K
5.5 K

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