Rockwell Automation Allen-Bradley MicroLogix 1500 1764-24AWA Instalación E Instrucciones De Operación página 17

Table 9: Input Specifications
Description
On State Voltage
Range
Off State Voltage
Range
Operating Frequency
On State Current:
• minimum
• nominal
• maximum
Off State Leakage
Current
Nominal Impedance
Inrush Current (max.)
at 120V ac
Scan-time dependant.
Table 10: Relay Contact Rating Table 1764-24AWA, -24BWA, -28BXB
Maximum Volts
240V ac
120V ac
125V dc
24V dc
For dc voltage applications, the make/break ampere rating for relay contacts can be determined by
dividing 28 VA by the applied dc voltage. For example, 28 VA/48V dc = 0.58A. For dc voltage
applications less than 48V, the make/break ratings for relay contacts cannot exceed 2A.
MicroLogix™ 1500 Programmable Controller Base Units
1764-24AWA
79 to 132V ac
0 to 20V ac
47 Hz to 63 Hz
• 5.0 mA at 79V ac
• 12.0 mA at 120V ac
• 16.0 mA at 132V ac
2.5 mA minimum
12k ohms at 50 Hz
10k ohms at 60 Hz
250 mA
Amperes
Make Break
7.5A 0.75A
15A 1.5A
0.22A
1.2A
1764-24BWA and 1764-28BXB
Inputs 0 thru 7
14 to 30.0 V dc at
30°C (86°F)
14 to 26.4 V dc at
55°C (131°F)
0 to 5V dc
0 Hz to 20 KHz
(1764-24BWA)
• 2.5 mA at 14V dc
• 8.8 mA at 24V dc
• 12.0 mA at 30V dc
1.5 mA minimum
2.5k ohms
Not Applicable
Amperes
Continuous
2.5A
1.0A
2.0A
Inputs 8 and Higher
10 to 30.0 V dc at
30°C (86°F)
10 to 26.4 V dc at
55°C (131°F)
0 Hz to 1 KHz
(1764-24BWA)
• 2.0 mA at 10V dc
• 8.5 mA at 24V dc
• 12.0 mA at 30V dc
2.6k ohms
Not Applicable
Voltamperes
Make Break
1800VA 180VA
28VA
28VA
Publication 1764-5.1
17