Cumberland 064-11343, Руководство по установке

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Appendix C: Technical Specifications
Allowable loss of performance in a noisy environment:
Accuracy of ±80mV from initial reading with a voltage source of 1% precision used for test-
ing purpose.
Analog 4-20mA Sensor must be able to drive a 120 Ohms load
Maximum rating: 20.8mA, 2.5V
Accuracy of ±0.2mA in a normal operation.
Allowable loss of performance in a noisy environment:
Accuracy of ±0.4mA from initial reading with a current source of 1% precision used for test-
ing purpose.
Dry contact
Close contact resistance must be lower than 200 Ohms
Open contact resistance must be higher than 100k Ohms
Water meter, Pulse
speed Max 100Hz, pulse width minimum of 3.2ms
Max 100 Ohms (close contact) and min. 100k Ohms (open contact) including the value of
the wire resistance
Variable output
module (SSR) cur-
rent sensor Frequencies range : 40-70 Hz.
Accuracy of ±0.6A for AC load <20A in a normal environment.
Allowable loss of performance in a noisy environment:
Accuracy of ±0.8A from initial reading with a load of 1% precision used for testing purpose
Relay outputs with
current sensing
input Accuracy of ±0.5A for AC load <20A in a normal environment.
Allowable loss of performance in a noisy environment:
Accuracy of ±0.75A from initial reading with a load of 1% precision used for testing
purpose
Current sensing
input Accuracy of ±0.5A for AC load <20A in a normal environment
Allowable loss of performance in a noisy environment:
Accuracy of ±0.75A from initial reading with a load of 1% precision used for testing
purpose
Auxiliary outputs
0-10 VDC outputs 0-10VDC, accuracy : 1% (means, 0.1V), output impedance : 50 Ohms, Max current per
output : 20mA for each output
0-10Vdc outputs on
EDGE 4IN-2V-8DO 0-10Vdc, accuracy : 1% (means, 0.1V), output impedance : 50 Ohms, Max current per
output : 100mA
24 VDC outputs 24 VDC, 50 mA for each output
Operational specifications
Operating
Temperature 0 to 40°C (32 to 104°F)
Storage
Temperature -20 to 50°C (-4 to 122°F)
890–00687 EDGE 2 127