A.11, gfx i/o modules relay output specifications, A-11 – Rockwell Automation 1760-xxxx Pico GFX-70 Controllers User Manual User Manual
Page 383
Publication 1760-UM002B-EN-P - March 2005
Specifications A-11
Number of high-speed inputs (I1, I2, I3, I4)
4
0
High-speed up and down counters
Frequency: < 3 kHz
Pulse shape: square wave
–
Frequency counters
Frequency: < 3 kHz
Pulse shape: square wave
–
Incremental counter encoder
Frequency: < 3 kHz
Pulse shape: square wave
Counter inputs I1 and I2, I3 and I4: 2
Signal offset: 90°
–
(1) Four of the digital dc inputs can alternately be used as 0 to 10V dc analog inputs. These inputs can be used as either digital or analog, not both. For example, you could use
4 analog inputs plus 8 digital inputs.
Table A.10 GFX I/O Modules Input Specifications
Specification
1760-IB12XOW4IF, 1760-IB12XOW4IOF
1760-IB12XOB4IF, 1760-IB12XOB4IOF
1760-IA12XOW4I
Table A.11 GFX I/O Modules Relay Output Specifications
Specification
1760-IA12XOW4I, 1760-IB12XOW4IF
1760-IB12XOW4IOF, 1760-OW2
Number of relay outputs
4 (2 for the 1760-OW2)
Type of outputs
Relays
In groups of
1
Connection of outputs in parallel to increase the output
Not permissible
Protection for an output relay
Miniature circuit-breaker B16: 16A
or fuse (slow-blow): 8A
Potential isolation to mains power supply, input, PC interface, memory module, Pico-Link
network, expansion I/O
Safe isolation: 300V ac
Basic insulation: 600V ac
Mechanical life span
10 x 10
6
switch operations
Contacts relays
Conventional thermal current, (UL)
8A, (10A)
Recommended for load at 12V ac/dc
> 500 mA
Protected against short-circuit cos
ϕ = 1, 16A characteristic B (B16) at
600A
Protected against short-circuit cos
ϕ = 0.5 to 0.7, 16A characteristic B (B16) at
900A
Rated impulse withstand voltage U
imp
contact coil
6 kV
Rated insulation voltage U
i
Rated operational voltage U
e
250V ac
Safe isolation to EN 50178 between coil and contact
300V ac
Safe isolation to EN 50178 between two contacts
300V ac
Making capacity, IEC 60947
AC-15 250V ac, 3A (600 Ops/h)
300,000 switch operations
DC-13 L/R
≤ 150 ms 24V dc, 1A (500 Ops/h)
200,000 switch operations
Breaking capacity, IEC 60947