Yaskawa 120 Series I/O Modules - Manual (Page 167)

4 Analog I/O Specifications
4.2.1 Analog Output Modules ( ±10 V, 2 channels)
4-20
4.2 Analog Output Specifications
4.2.1 Analog Output Modules ( ±10 V, 2 channels) - - - - - - - - - - - - - - - - - 4-20
4.2.2 Analog Output Modules (0 to 10 V, 2 channels) (0 to 5 V, 2 channels) 4-25
4.2.3 Analog Output Modules (4 to 20-mA, 2 channels) - - - - - - - - - - - - - 4-30
4.2.1 Analog Output Modules ( ±10 V, 2 channels)
1) Performance Specifications
This section describes the performance specifications, circuit configuration, external
connections and appearance of the 120-series Analog Output Modules.
Item Specification
Name Analog Output Module ( ±10 V, 2 channels)
Model Name D/A-VOL-2CH
Model No. JAMSC-120AVO01000
Output Signal Range -10 to +10 V
Number of Output Channels 2 channels, isolated individually
Maximum Allowable Load Current ±5 mA (2 kΩ)
Digital Resolution 12 bits
Data Format 1) Two modes available, set by allocation
0-4000 mode/ ±2000 mode
2) Range of numerical values for each mode is as follows:
0-4000 mode: Binary, 0 to 4000
±2000 mode: 2’s complement, -2000 to +2000
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)
Maximum voltage at abnormal output:
±12 V limit
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 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 400 max. at 5 VDC
Maximum Heating Value 2.0 W
Hot Swapping
(Removal/insertion under power) Permitted