3 analog output modules (4 to 20-ma, 2 channels) – Yaskawa 120 Series I/O Modules User Manual
Page 177

4 Analog I/O Specifications
4.2.3 Analog Output Modules (4 to 20-mA, 2 channels)
4-30
4.2.3
Analog Output Modules (4 to 20-mA, 2 channels)
1) Performance Specifications
Item
Specification
Name
Analog Output Module (4 to 20-mA, 2 channels)
Model Name
D/A-CUR-2CH
Model No.
JAMSC-120ACO01000
Output Signal Range
4 to 20 mA
Number of Output Channels
2 channels, isolated individually
Maximum Allowable Load Resis-
tance
550
Ω
Digital Resolution
12 bits
Data Format
Binary, 0 to +4000
Errors
±0.2 % F.S. (25 °C)
±0.5 % F.S. (0 to 60 °C)
Output Delay Time
5 ms max.
Number of Allocated Words
2 words/Module
Maintenance/Diagnosis Functions
Watchdog timer (timeout: 262 ms)
Outputs when CPU Stops
Select one of the following modes by I/O allocation
1) Outputs open
2) Maintains output data just before the CPU stopped.
3) Outputs user set value.
External Connections
Removable terminal block with M3 screw terminals
Status indication
RDY: Lights when Module is normal
ACT: Lights during output processing
ERR: Lights when Module is abnormal
Insulation Method
Pulse transformer
Dielectric Strength
1,500 VAC for one minute between output terminals (con-
nected together) and internal circuits
1,500 VAC for one minute between output channels
Insulation Resistance
100 M
Ω min. at room temperature and humidity between
output terminals and ground (measured with a 500-VDC test
voltage megohmmeter).
External Power Supply
Not needed
Internal Current Consumption
500 mA max. at 5 VDC
Maximum Heating Value
2.5 W
Hot Swapping
(Removal/insertion under power)
Permitted
Approximate Mass
350 g
External Dimensions
40.3
×130×103.9 mm (W×H×D)
Recommended Cable
Shielded twisted-pair wires
1.3 mm
2
(AWG16) to 0.5 mm
2
(AWG20)