Moxa’s ioThinx 4500 Series (45MR) Modules are available with DI/Os, AIs, relays, RTDs, and other I/O types, giving users a wide variety of options to choose from and allowing them to select the I/O combination that best fits their target application. With its unique mechanical design, hardware installation and removal can be done easily without tools, greatly reducing the amount of time required to set up and replace the modules.
Input/Output Interface
Digital Input Channels
45MR-1600 Series: 16
45MR-1601 Series: 16
45MR-2606 Series: 8
Digital Output Channels
45MR-2600 Series: 16
45MR-2601 Series: 16
45MR-2606 Series: 8
Analog Input Channels
45MR-3800 Series: 8
45MR-3810 Series: 8
Relay Channels
Analog Output Channels
RTD Channels
Thermocouple Channels
Isolation
Digital Inputs
Connector
Spring-type Euroblock terminal
Sensor Type
Dry contact
Wet contact (NPN or PNP)
I/O Mode
45MR-1600/1601 Series: DI or event counter (only supports the first 4 channels)
45MR-2606 Series: DI or event counter (only supports the first 2 channels)
Dry Contact
On: short to FP+/FP-
Off: open
Wet Contact (DI to FP-)
On: 10 to 30 VDC
Off: 0 to 3 VDC
Wet Contact (DI to FP+)
On: 10 to 30 VDC
Off: 0 to 3 VDC
Counter Frequency
Digital Filtering Time Interval
Digital Outputs
Connector
Spring-type Euroblock terminal
I/O Type
45MR-2600 Series: Sink
45MR-2601/2606 Series: Source
I/O Mode
45MR-2600/2601 Series: DO or pulse output (only supports the first 4 channels)
45MR-2606 Series: DO or pulse output (only supports the first 2 channels)
External Power
Pulse Output Frequency
Over-Voltage Protection
Over-Temperature Shutdown
175°C (typical), 150°C (min.)
Current Rating
Relays
Connector
Spring-type Euroblock terminal
Type
Form A (N.O.) power relay
I/O Mode
Contact Current Rating
Resistive load: 2 A @ 30 VDC
Resistive load: 2 A @ 250 VAC
Relay On/Off Time
Initial Insulation Resistance
1000 mega-ohms (min.) @ 500 VDC
Mechanical Endurance
Electrical Endurance
400,000 operations @ 2 A resistive load
Contact Resistance
Analog Inputs
Connector
Spring-type Euroblock terminal
I/O Mode
I/O Type
Resolution
Input Range
45MR-3800 Series: 0 to 20 mA, 4 to 20 mA, 4 to 20 mA (burnout detection)
45MR-3810 Series: 0 to 10 VDC or -10 to 10 VDC
Over-Voltage Protection
-25 to +30 VDC (power on)
-35 to +35 VDC (power off)
Accuracy
±0.1% FSR @ 25°C
±0.3% FSR @ -40 and 75°C
Sampling Rate
All channels: 100 samples/sec
Per channel: 12.5 samples/sec
Single channel: 100 samples/sec
Input Impedance
45MR-3800 Series: 120 ohms
45MR-3810 Series: 10 mega-ohms (min.)
Analog Outputs
Connector
Spring-type Euroblock terminal
I/O Mode
Output Range
0 to 10 VDC
0 to 20 mA
4 to 20 mA
Resolution
Accuracy
±0.1% FSR @ 25°C
±0.3% FSR @ -40 to 75°C
Load (Current Mode)
Internal power: 500 ohms (max.)
Load (Voltage Mode)
RTDs
Connector
Spring-type Euroblock terminal
Sensor Type
PT50, PT100, PT200, PT500 (-200 to 850°C)
PT1000 (-200 to 350°C)
JPT100, JPT200, JPT500 (-200 to 640°C)
JPT1000 (-200 to 350°C)
NI100, NI200, NI500 (-60 to 250°C)
NI1000 (-60 to 150°C)
NI120 (-80 to 260°C)
Resistance Type
310, 620, 1250, and 2200 ohms
Input Connection
Sampling Rate
All channels: 12 samples/sec
Per channel: 2 samples/sec
Resolution
Accuracy
±0.1% FSR @ 25°C
±0.3% FSR @ -40 and 75°C
Input Impedance
Thermocouples
Connector
Spring-type Euroblock terminal
Sensor Type
Millivolt Type
±19.532 mV
±39.062 mV
±78.126 mV
Resolution
Millivolt Accuracy
±0.1% FSR @ 25°C
±0.3% FSR @ -40 and 75°C
Sampling Rate
All channels: 12 samples/sec
Per channel: 1.5 samples/sec
Input Impedance
Power Parameters
Mode
45MR-7820 Series: 0, 12/24 VDC
Channels
System Power Parameters
Power Connector
45MR-7210: Spring-type Euroblock terminal
45MR-7210-T: Spring-type Euroblock terminal
Over-Current Protection
45MR-7210: 1 A @ 25°C
45MR-7210-T: 1 A @ 25°C
No. of Power Inputs
45MR-7210: 1
45MR-7210-T: 1
Input Voltage
45MR-7210: 12 to 48 VDC, 45MR-7210-T: 12 to 48 VDC
Power Consumption
45MR-7210: 800 mA @ 12 VDC
45MR-7210-T: 800 mA @ 12 VDC
Output Current
45MR-7210: 1 A (max.)
45MR-7210-T: 1 A (max.)
Over-Voltage Protection
45MR-7210-T: 55 VDC
45MR-7210: 55 VDC
Field Power Parameters
Power Connector
45MR-7210: Spring-type Euroblock terminal
45MR-7210-T: Spring-type Euroblock terminal
No. of Power Inputs
45MR-7210: 1
45MR-7210-T: 1
Output Current
45MR-7210: 2 A (max.)
45MR-7210-T: 2 A (max.)
Input Voltage
45MR-7210: 12/24 VDC, 45MR-7210-T: 12/24 VDC
Over-Current Protection
45MR-7210: 2.5 A @ 25°C
45MR-7210-T: 2.5 A @ 25°C
Over-Voltage Protection
45MR-7210-T: 33 VDC
45MR-7210: 33 VDC
Power Consumption
System Power
45MR-1600 Series: 59.4 mA @ 3.3 VDC
45MR-1601 Series: 59.4 mA @ 3.3 VDC
45MR-2404 Series: 44 mA @ 3.3 VDC
45MR-2600 Series: 57.2 mA @ 3.3 VDC
45MR-2601 Series: 63.8 mA @ 3.3 VDC
45MR-2606 Series: 62.7 mA @ 3.3 VDC
45MR-3800 Series: 197.3 mA @ 3.3 VDC
45MR-3810 Series: 187 mA @ 3.3 VDC
45MR-4420 Series: 44 mA @ 3.3 VDC
45MR-6600 Series: 131.7 mA @ 3.3 VDC
45MR-6810 Series: 148.1 mA @ 3.3 VDC
45MR-7210 Series: 45m A @ 24 VDC
Field Power
45MR-1600 Series: 19.3 mA @ 12 VDC
45MR-1601 Series: 19.3 mA @ 12 VDC
45MR-2404 Series: 31.2 mA @ 12 VDC
45MR-2606 Series: 15.4 mA @ 12 VDC
45MR-4420 Series: 220.2 mA @ 12 VDC
45MR-1600 Series: 25.3 mA @ 24 VDC
45MR-1601 Series: 25.3 mA @ 24 VDC
45MR-2404 Series: 24.7 mA @ 24 VDC
45MR-2606 Series: 18.7 mA @ 24 VDC
45MR-4420 Series: 122.3 mA @ 24 VDC
Physical Characteristics
Housing
Dimensions
19.5 x 99 x 60.5 mm (0.77 x 3.90 x 2.38 in)
Weight
45MR-1600 Series: 77 g (0.17 lb)
45MR-1601 Series: 77.6 g (0.171 lb)
45MR-2404 Series: 88.4 g (0.195 lb)
45MR-2600 Series: 77.4 g (0.171 lb)
45MR-2601 Series: 77 g (0.17 lb)
45MR-2606 Series: 77.4 g (0.171 lb)
45MR-3800 Series: 79.8 g (0.176 lb)
45MR-3810 Series: 79 g (0.175 lb)
45MR-4420 Series: 79 g (0.175 lb)
45MR-6600 Series: 78.7 g (0.174 lb)
45MR-6810 Series: 78.4 g (0.173 lb)
45MR-7210 Series: 77 g (0.17 lb)
45MR-7820 Series: 73.6 g (0.163 lb)
Installation
Wiring
Strip Length
Environmental Limits
Operating Temperature
Standard Models: -20 to 60°C (-4 to 140°F)
Wide Temp. Models: -40 to 75°C (-40 to 167°F)
Storage Temperature (package included)
-40 to 85°C (-40 to 185°F)
Ambient Relative Humidity
5 to 95% (non-condensing)
The relays of the 45MR-2404 Series may malfunction when operating in high condensation environments below 0°C.
Altitude
Up to 4000 meters
Please contact Moxa if you require products guaranteed to function properly at higher altitudes.
Standards and Certifications
EMC
EMI
CISPR 32, FCC Part 15B Class A
EMS
IEC 61000-4-2 ESD: Contact: 4 kV; Air: 8 kV
IEC 61000-4-3 RS: 80 MHz to 1 GHz: 3 V/m
IEC 61000-4-4 EFT: Power: 2 kV; Signal: 1 kV
IEC 61000-4-5 Surge: Power: 2 kV; Signal: 1 kV
IEC 61000-4-6 CS: 10 V
IEC 61000-4-8 PFMF
Shock
Vibration
Safety
UL 61010-2-201 (except 45MR-4420 Series & 45MR-7210 Series)
MTBF
Time
45MR-1600 Series: 661,247 hrs
45MR-1601 Series: 661,247 hrs
45MR-2404 Series: 1,955,805 hrs
45MR-2600 Series: 647,334 hrs
45MR-2601 Series: 660,179 hrs
45MR-2606 Series: 638,652 hrs
45MR-3800 Series: 2,085,426 hrs
45MR-3810 Series: 2,478,459 hrs
45MR-4420 Series: 1,450,453 hrs
45MR-6600 Series: 2,291,755 hrs
45MR-6810 Series: 1,649,892 hrs
45MR-7210 Series: 2,550,077 hrs
45MR-7820 Series: 256,886,914 hrs
Standards
Warranty
Warranty Period
All models except 45MR-2404 Series: 5 years
45MR-2404 Series: 2 years
Because of the limited lifetime of power relays, products that use this component are covered by a 2-year warranty.
Details
Features
Easy tool-free installation and removal
Built-in LED indicators for IO channels
Wide operating temperature range: -40 to 75°C (-40 to 167°F)