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The I-87028VW-20V is an 8-channel voltage output module, featuring 2000 VDC channel-to-channel isolation, and provides for 4 KV ESD protection and 2000 VDC intra-module isolation. Options for configuring power-on and safe values are also included.
Building Automation, Factory Automation, Machine Automation, Remote Maintenance, Remote Diagnosis, Testing Equipment.
Communication
Interface
RS-485
Format
N, 8, 1
Baud Rate
1200 ~ 115200 bps
Protocol
DCON
Dual Watchdog
Yes, Module (1.6 Seconds), Communication (Programmable)
LED Indicator/Display
System LED Indicator
1 LED as Power/Communication Indicator
I/O LED Indicator
-
Isolation
Intra-Module Isolation, Field-to-Logic
2000 VDC
EMS Protection
ESD (IEC 61000-4-2)
4 kV Contact for Each Terminal
8 kV Air for Random Point
RS Immunity (IEC 61000-4-3)
-
Power
Power Consumption
5 W Max.
Mechanical
Dimensions (W x L x H)
31 mm x 81 mm x 114 mm
Environment
Operating Temperature
-25 ~ +75 °C
Storage Temperature
-40 ~ +85°C
Humidity
10 ~ 95% RH, Non-condensing
Analog Output
Channels
8
Current Output Wiring
-
Range
0 ~ +20 VDC
Resolution
12-bit
Accuracy
±0.15% of FSR
Zero Drift
±0.2 μV/°C
Span Drift
±25 ppm/°C
Span Drift
±25 ppm/°C
DA Output Respones Time
10 ms per channel
Programmable Output Slope
Voltage
0.0625 ~ 512 V/Second
Output Capacity
20 V @ 5 mA
Channel-to-Channel Isolation
-
Open Wire Detection
-
Short Circuit Protection
Yes
Power-on Value
Yes
Safe Value
Yes
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