Specifications

9-34
Remote I/O Servers
Remote I/O Servers
www.m o x a . c o m e - m a i l : i n f o @ m o x a . c o m
9
R2110
RS-485 Remote I/O Server with 12 Digital Inputs, 8 Digital Outputs
Serial
Interface: RS-485 (2-wire): Data+, Data-, GND
Serial Line Protection: 15 KV ESD for all signals
Serial Communication Parameters
Parity: None
Data Bits: 8
Stop Bits: 1
Flow Control: None
Speed: 1200 to 115200 bps
Protocol: Modbus/RTU
Power Requirements
Power Input: 24 VDC nominal, min 12 VDC, max 48 VDC
Power Consumption: 195 mA @ 24 VDC (typ.)
DO Power: 24 VDC nominal, up to 36 VDC
Mechanical Specifications
Wiring: I/O cable max. 14 AWG
Environment
Operating Temperature: -10 to 60°C (14 to 140°F), 5 to 95% RH
Storage Temperature: -40 to 85°C (-40 to 185°F), 5 to 95% RH
Digital Input
Inputs: 12, source type
I/O Mode: DI or Event Counter (up to 50 Hz)
Dry Contact: Logic 0: short to GND, Logic 1: open
Wet Contact: Logic 0: 0 to 3 VDC, Logic 1: 10 to 30 VDC
(DI COM to DI)
Common Type: 12 points / 1 COM
Isolation: 3K VDC
Digital Output
Outputs: 8, sink type
I/O Mode: DO or Pulse output (up to 50 Hz)
On-state Voltage: 24 VDC nominal
Output Current Rating: Max. 200 mA per channel
Optical Isolation: 3K VDC
Protection: Over temperature shutdown: Min. 170°C
Over current limit: typ. 750 mA/channel
Output frequency: 50 Hz
Agency Approvals
EMI: FCC Part 15, CISPR (EN55022) Class A
EMS: IEC61000-4-2 (ESD), Level 2/3; IEC61000-4-3 (RS), Level 2;
IEC61000-4-4 (EFT), Level 2; IEC61000-4-5 (Surge), Level 3;
IEC61000-4-6 (CS), Level 2; IEC61000-4-8 (PM), Level 1;
IEC61000-4-11 (Dip)
EN61000-6-2
EN61000-6-4 (EMC)
Safety: UL 508
Shock: IEC60068-2-27
Freefall: IEC60068-2-32
Vibration: IEC60068-2-6
Warranty: 2 years
Specifications
Features
12-point 24 VDC digital input with DI/Event Counter mode,
software selectable filtering time
8-point 24 VDC digital output with Pulse Output mode, software
selectable pulse width
LED indicators for all I/O channels
Over temperature protection (up to 170°C)
Over-current protection (750 mA/channel)
Easy-to-use, quick programming lib for VB, VC++, BCB
Easy firmware upgrade over RS-485