ICPDAS I-87017DW
8-channel Differential/16-channel Single-Ended Analog Input Module with High Voltage Protection
● 8-channel Differential/16-channel Single-ended Analog Input
● D-Sub 37 Connector
● 4 kV ESD Protection
● Dual Watchdog
● 3000 VDC Intra-Module Isolation, Field to Logic
● Operating Temperature: -25 °C ~ +75 °C
ICPDAS Analog Input Module I-87017DW is a serial interface and 8-channel Differential/16-channel Single-Ended analog input module. The analog input range is software selectable and supports ±10 V, ±5 V, ±1 V, ±500 mV, ±150 mV, and ±20 mA. Differential and Single-ended mode is selected by jumpers.
With different communication interface, the I/O modules can be classified to high communication speed (Parallel bus) 8K series modules and low communication speed (serial interface) 87K series modules.
| There are two types of I/O modules, Parallel and Serial. The parallel modules (I-8 Series) are high-speed modules and support MCU (Main Control Unit) only. | |
| Item | I-87K Series |
| Communication Interface | Serial Bus |
| Protocol | DCON |
| Communication Speed | Slow |
| DI with Latched Function | Y |
| DI with Counter Input | Y (100 Hz) |
| Power On Value | Y |
| Safe Value | Y |
| Programmable Slew-rate for AO Module | Y |
High Profile VS Low Profile
With different form factor, I/O modules can be classified to high profile and low profile. Basically, high profile and low profile modules that with same item number also have same I/O channel number.
For example: I-8054 and I-8054W both has 8 DI and 8 DO.
Except I/O channel number, other specifications could be different. You have to double check whether the specifications suit your application.
For example: For I-8054W, its DI logic high level is +10 ~ +50V. But for I-8054, it is +3.5 ~ +30V

| I-87K Series | ||
| High Profile | Low Profile | |
| XPAC | Y | - |
| WinPAC | Y | - |
| LinPAC | Y | - |
| iPAC | Y | - |
| ViewPAC | Y | - |
| RU-87P1/2/4/8 | Y | - |
| USB-87P1/2/4/8 | Y | - |
| WinCon | Y | Y |
| LinCon | Y | Y |
| I-8000 | Y | Y |
| I-8KE4/8 | Y | Y |
| I-8KE4/8-MTCP | Y | Y |
| I-87K4/5/8/9 | Y | Y |
APPLICATIONS
● Building Automation
● Factory Automation
● Machine Automation
● Remote Maintenance
● Remote Diagnosis
● Testing Equipment
| Input Channels | 8 Differential/16 Single-Ended | ||
| Input Type |
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| Resolution | 16-bit/12-bit | ||
| Sampling Rate |
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| Accuracy |
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| -3dB Bandwidth | 15.7 Hz | ||
| Zero Drift | ±20 μV/°C | ||
| Span Drift | ±25 ppm/°C | ||
| Common Mode Rejection | 86 dB | ||
| Normal Mode Rejection | 100 dB | ||
| Input Impedance |
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| Overvoltage Protection |
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| ESD Protection | 4 kV Contact for each terminal | ||
| Open Daughter-Board Detection | Yes | ||
| Individual Channel Configuration | Yes | ||
| Connector | DB37 | ||
| Intra-module Isolation, Field to Logic | 3000 VDC |
| Dual Watchdog | Yes, Module (1.6 sec) and Communication(Programable) |
| 1 LED | Power/Communication Indicator |
| Power Consumption | 1.4 W max. |
| Dimensions (w x l x h) | 30 x 102 x 115 mm |
| Operating Temperature | -25 °C ~ +75 °C |
| Storage Temperature | -30 °C ~ +80 °C |
| Humidity | 10 ~ 90% RH, non-condensing |




















