5 model 187 specifications @ 25 ˚c, Model 187 specifications @ 25 °c, Introduction – American Magnetics 187 Self-Compensating Liquid Level Controller User Manual

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Introduction

Specifications

1.5 Model 187 Specifications @ 25 °C

Level Measurements

Resolution:

0.1 %, 0.1 cm, or 0.1 in

Accuracy:

0.5%

Linearity:

0.2%

Temperature Coefficient:

0.1% / °C

Operating Parameters

HI, A, B, and LO Alarms:

% to 100% adjustable

HI/LO Alarm Relay Contact Ratings:

10 V at 0.5 A (normally open, closed on alarm)

Controller Output:

AC line voltage @ 2A max current

Fill Timer:

0.1 to 9,999.9 minutes

Analog Output

Integral Non-linearity:

0.012%

Resolution:

16 bits

Total Error:

0.25% for 4-20 mA output

0.5% for 0-10 V output

Current Drift (4-20 mA):

75 ppm / °C

Voltage Drift (0-10 V):

100 ppm / °C

Power Requirements

Primary:

100-120 or 200-240 VAC

10%

50 - 60 Hz, 2.2 A max

Memory Backup Battery:

3.6 Volt AA Lithium Cell

Physical

Dimensions (Standard):

97 mm H x 213 mm W x 290 mm D
(3.8" H x 8.4" W x 11.4" D)

Weight (Standard):

2.0 kg (5.4 lbs.)

Dimensions (Rack Mount):

89 mm H x 483 mm W x 290 mm D
(3.5" H x 19" W x 11.4" D)

Weight (Rack Mount):

2.3 kg (6.1 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