AC
.._
NEUTRAL
B355 220 VAC Input Module
B355 220 VAC Input Module
Simplified Schematic
Terminal Numbering and Connections
SPECIFICATIONS
Electrical Characteristics
ON Level:
OFF Level:
Input Wetting
Current:
Source Resistance:
Threshold Voltage:
Max Input Voltage:
Frequency:
180 to 260V rms
(less than 1000 ohms
source impedance)
0 to 9OV rms
(less than 1000 ohms
source impedance)
0-260V rms
(greater than 80K ohms
source impedance)
5 mA (typical)
@ 180 to 260V rms input
Circuit Characteristics
Topology:
8 inputs per module
Isolation Voltage:
1500 VAC RMS for 60 set
Response Time:
ON to OFF, 26 ms (max)
OFF to ON, 14 ms (max)
Visual Indicators:
One neon lamp per input
ON when input is ON
Surge Withstand
Capability:
Per IEEE 472-1974 and ANSI
C37.90A (2500V decaying in
6 microsec)
Physical Characteristics
1000 ohm (max)
125V rms (approx.)
260V rms continuous
300V rms 10 sec.
400V rms 1 cycle
47 to 63 Hz
Environment:
Temperature
Humidity
Shock
Vibration
EMI
RFI
Dimensions:
Weight:
0 to 60°C (ambient)
0 to 95% (non-condensing)
10 G for 11 msec
.625 G, 50-500 Hz
Per MIL-STD 461 B
Per FCC Class A
1.5 in. (42 mm) X
6.00 in. (152 mm) X
11.00 in. (279 mm)
2.0 Ibs. (.91 kg)
NOTES
The B355-001 Input Module is compatible with the B354-001 Output Module without the use
of additional components. If a direct connection exists, a 50 mA loading resistor is required
to guarantee the output module’s 50 mA minimum load current.
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