Product comparison · 2 digital & analog i/o modules

Brainboxes ED-038 Ethernet to 3 Relay + 3 Digital In vs Brainboxes ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch

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  • 35specifications compared
  • 14differ
  • 21identical
  • 1known for one product only

Key differences

  • Signal direction
    • ED-038 Ethernet to 3 Relay + 3 Digital In:Input
    • ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch:Input/output
  • Digital input channels quantity
    • ED-038 Ethernet to 3 Relay + 3 Digital In:3 channels
    • ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch:4 channels
  • Digital output channels quantity
    • ED-038 Ethernet to 3 Relay + 3 Digital In:3 channels
    • ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch:4 channels
  • Serial interface type
    • ED-038 Ethernet to 3 Relay + 3 Digital In:RS-485
    • ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch:RS-232
  • Maximum output voltage
    • ED-038 Ethernet to 3 Relay + 3 Digital In:60 V
    • ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch:30 V
  • Maximum output current per channel
    • ED-038 Ethernet to 3 Relay + 3 Digital In:5 A
    • ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch:0.85 A
  • Mobile operating systems supported
    • ED-038 Ethernet to 3 Relay + 3 Digital In:Android, Yes
    • ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch:Android, iOS
  • Storage temperature (T-T)
    • ED-038 Ethernet to 3 Relay + 3 Digital In:-40 - 85 °C
    • ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch:0 - 70 °C

Side by side

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Comparison of ED-038 Ethernet to 3 Relay + 3 Digital In, ED-204 Ethernet to 4 Digital IO and RS232 Serial Port with Ethernet Switch
36 specifications
Features9 differ
Module typeDigitalDigital
Signal directionDiffersInputInput/output
Digital input channels quantityDiffers3 channels4 channels
Digital output channels quantityDiffers3 channels4 channels
Serial interface typeDiffersRS-485RS-232
Ethernet LAN (RJ-45) ports11
I/O protocolsModbus TCP or DCON ASCII (over TCP or Virtual COM port)Modbus TCP or DCON ASCII (over TCP or Virtual COM port)
Supported network protocolsICMP, IP, TCP, DHCP, HTTPICMP, IP, TCP, DHCP, HTTP
DIN rail mountingYesYes
Maximum output voltageDiffers60 V30 V
Maximum output current per channelDiffers5 A0.85 A
Electrostatic Discharge (ESD) protectionKnown for one1.5 kVUnknown — not stated by the source
Isolation1.5 kV1.5 kV
Windows operating systems supportedDiffersWindows 10, Windows 8, Windows 8 x64, Windows 7 x64, Windows 7, Windows Vista x64, Windows Vista, Windows XP, Windows XP x64Windows 10, Windows 8, Windows 8 x64, Windows Vista x64, Windows Vista, Windows XP x64, Windows XP, Windows 7, Windows 7 x64, Windows 2000
Linux operating systems supportedYesYes
Mac operating systems supportedYesYes
Server operating systems supportedDiffersWindows Server 2012, Windows Server 2008, Windows Server 2008 x64Windows Server 2012, Windows Server 2008, Windows Server 2008 R2, Windows Server 2008 x64
Mobile operating systems supportedDiffersAndroid, YesAndroid, iOS
Product colourBlackBlack
Poweridentical
Power consumption100 mA100 mA
DC input voltage5 - 30 V5 - 30 V
Maximum input voltage35 V35 V
Power supply typePW-600/PW-650PW-600/PW-650
Operational conditions1 differ
Operating temperature (T-T)0 - 60 °C0 - 60 °C
Storage temperature (T-T)Differs-40 - 85 °C0 - 70 °C
Weight & dimensions4 differ
Width135 mm135 mm
Depth160 mm160 mm
Height49 mm49 mm
Weight230 g230 g
Package widthDiffers160 mm135 mm
Package depthDiffers140 mm160 mm
Package heightDiffers50 mm49 mm
Package weightDiffers256 g230 g
Technical detailsidentical
Compliance certificatesCE, Federal Communications Commission (FCC), UKCACE, Federal Communications Commission (FCC), UKCA
Logistics dataidentical
Country of originUnited KingdomUnited Kingdom
Export Control Classification Number (ECCN)5A991.b5A991.b

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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