4 model 110a specifications @ 25 ˚c, Model 110a specifications @ 25 °c, Introduction – American Magnetics 110 Liquid Helium Level Meter (CE-Marked) User Manual
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Introduction
Specifications
1.4 Model 110A Specifications @ 25 °C
a. Maximum active sensor length is limited to 56 inches for input line voltages below
99 VAC.
Level Measurements
Maximum Sensor Length
a
:
60 inches
Linearity:
±
2%
Sensor Current:
75 mA nominal
Sensor Voltage:
1 VDC x active sensor length (inches)
0-10 Volt Analog Output
Total Error:
±
0.5% for 0-10 V or 0-100 mV output
Voltage Drift:
±
250 ppm / °C for 0-10 V output
±
400 ppm / °C for 0-100 mV output
4-20 mA Analog Output
V
ext
Supply Range:
12-36 VDC (see
Appendix for diagram)
Total Error:
±
0.5% for 4-20 mA output
Current Drift (4-20 mA):
±
350 ppm / °C
Power Requirements
Primary
a
:
100-120 or 200-240 VAC
±
10%
50 - 60 Hz
Maximum Current:
20 VA
Physical
Dimensions (Standard):
97 mm H x 213 mm W x 273 mm D
(3.8" H x 8.4" W x 10.75" D)
Weight (Standard):
1.8 kg (4.0 lbs.)
Dimensions (Rack Mount):
89 mm H x 483 mm W x 273 mm D
(3.5" H x 19" W x 10.75" D)
Weight (Rack Mount):
2.1 kg (4.7 lbs.)
Environmental
Ambient Temperature:
Operating: 0 °C to 50 °C (32 °F to 122 °F)
Nonoperating:
−
20 °C to 60 °C (
−
4 °F to 140 °F)
Relative Humidity:
0 to 95%; non-condensing