nROK 7251-7A

Fanless Rolling Stock Computer with Intel® Core™ 9th Gen. CPU
  • Main Feature
  • Intel® Core™ 9th Gen. desktop, i7-9700TE, up to 4.3 GHz, 8 Core
  • 2 x External SSD/HDD and 2 x mSATA for RAID 0, 1
  • 3 x WWAN module slot, each for 2 x external SIM socket
  • 3 x mini-PCIe slot and 2 x M.2 key B slot
  • CE/FCC/EN50155 class OT4 conformity
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Datasheet(PDF)
CPU Support 9th/8th generation Intel® Core™ i7/i5/i3 LGA1151 socket
- Intel® Core™ i7-9700TE, TDP 35W
Chipset Intel® Q370 platform controller hub
Memory 2-Channel 260-pin DDR4 SO-DMIM sockets up to 32GB/channel (64GB for two channels, non-ECC up to 2666 MHz), default 4GB + 4GB industrial grade memory
Video Output Chipset Intel® UHD graphics 630 1 x Waterproof VGA up to 1920 x 1200 @ 60Hz 1 x HDMI 1.4b up to 4096 x 2160 @ 30Hz
Storage 2 x 2.5” SATA 3.0 external SSD/HDD (compatible with 15mm height), RAID 0/1 supported 2 x mSATA 3.0 (BIOS selection, occupied mPCIe slot)
Expansion 1 x Full size mini-PCIe socket (USB 2.0 + PCIe 3.0/SATA 3.0 (BIOS selection)) 1 x Full size mini-PCIe socket (USB 2.0 + PCIe 3.0/SATA 3.0 (BIOS selection)), BOM optional full size mini-PCIe socket (USB 2.0) with 2 x external SIM 1 x Full size mini-PCIe socket (USB 2.0), BOM optional M.2 Key B 3042 (USB 2.0 + USB 3.1 Gen2) with 2 x external SIM 1 x M.2 Key B 3042/3050/3052 (USB 2.0 + USB 3.1 Gen2) with 2 x external SIM 1 x M.2 Key B 3042/3050/3052 (USB 2.0 + USB 3.1 Gen2+ PCIe 3.0 (BOM optional)) with 2 x external SIM
GNSS and Onboard Sensor 1 x Default U-blox NEO-M8N GNSS module for GPS/Gloness/QZSS/ Galileo/Beidou Optional modules with dead reckoning available TPM 2.0 by infineon SLB9665TT2 (BOM optional) G Sensor (3-axis, 10-bit resolution)
LAN 2 x LAN, 10/100/1000 Mbps I210/I219 (support iAMT and WOL)
I/O Interface-Front 14 x LED indicators (including 4 x programmable LED) 6 x Externally accessible SIM card sockets (4 x WWAN + 8 x SIM, BOM optional) w/ cover 1 x Reset button 2 x 2.5” external SSD/HDD 12 x SMA antenna hole 3 x USB 3.1 Gen1 type A (5V/1A) 1 x USB 3.1 Gen2 type A (5V/1A)
I/O Interface-Rear 2 x M12 X-coded LAN port, 10/100/1000 Mbps 1 x Waterproof DC input connector with ignition, male type 1 x M8 for 1 x Mic-in, 1 x Line-out 2 x Waterproof DB9 (COM1/COM2) for full RS232 (isolation) 1 x Waterproof DB9 (COM3) for full RS232/422/485 (isolation) 1 x M12 A-coded 10pin (DIO)
- 4 x DI and 4 x DO (isolation)
- Power in for DIO isolation, 9~36VDC
1 x M12 A-coded for 2 x USB 2.0 1 x VGA 1 x HDMI
Power Management & Software Support Power input 24 VDC w/o isolation Reverse protection, OCP & UVP Selectable boot-up & shut-down voltage for low power protection by software Setting 8-level power on/off delay time by software 10~255 seconds WDT support, setup by software SDK (Windows/Linux) including utility and sample code
Operating System Windows 10 Linux
Dimensions 260 x 256 x 84 (W x D x H) (mm)
Weight 4.3kg
Environment Operating temperatures
- EN 50155, class OT4 (-40~70°C), 85°C for 10 minutes (w/ 35W TDP CPU, industrial SSD) with air flow
Storage temperatures: -40°C~80°C Relative humidity: 90% (non-condensing) Vibration (random)
- 2g@5~500 Hz (in operation, SSD)
Vibration (SSD)
- Operating: MIL-STD-810G, Method 514.6, Category 4, common carrier US highway truck vibration exposure
- Storage: MIL-STD-810G, Method 514.6, Category 24, minimum integrity test
Shock (SSD)
- Operating: MIL-STD-810G, Method 516.6, Procedure I, functional shock=40g
- Non-operating: MIL-STD-810G, Method 516.6, Procedure V, crash hazard shock test=75g
Certifications CE approval FCC Class A EN 50155: 2017
- Ambient temperature EN 50155, class OT4 (-40~70°C), 85°C for 10 minutes
- Shock and vibration IEC 61373 class B
- Interruptions of voltage supply class S1
- Supply change over class C1, C2
- EMC EN 50121-3-2: 2016
- Protective coating class PC1 (PC2, by request)
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