ROI-IOM Series Technical Specifications
Complete hardware and functional specifications for the ROI-IOM Series embedded edge coprocessor module.
Power Supply
| Parameter |
Specification |
| Operating Voltage (VS) |
12…28 V⎓nom. (11…30 V⎓) |
| Reverse Polarity Protection |
1.1 A resettable fusewith surge protection up to ±500 V / 2 Ohms 1.2/50 μs |
| Current @ VS+ 12V⎓ (inputs unconnected, relays off) |
43 mA |
| Current @ VS+ 12V⎓ (inputs closed, relays on) |
122 mA |
| Current @ VS+ 24V⎓ (inputs unconnected, relays off) |
28 mA |
| Current @ VS+ 24V⎓ (inputs closed, relays on) |
66 mA |
| VSO Output Voltage (min.) |
VS – 1 V |
| VSO Output Current (max.) |
300 mA |
| 5VO Output Voltage (typ.) |
5.0 V(no load) |
| 5VO Output Current (max.) |
350 mA |
| 5VO Overcurrent Protection Threshold |
420 mA |
Communication Ports
| Parameter |
Specification |
| Serial Communication |
RS-485 Half-Duplexwith manual or automatic TX/RX management |
| Baud Rates |
1200 to 115200 |
| ESD Protection Voltage (RS-485 A/B) |
±15 kVhuman body model; ±8 kV contact discharge |
| Surge Protection (RS-485 A/B) |
±500 V / 2 Ohms1.2/50 μs; 600 W peak pulse power at 10/1000 μs |
Analog Inputs – Voltage (AV1–AV4)
| Parameter |
Specification |
| Input Voltage Range |
+0…+30 V |
| Input Impedance |
> 450 kΩ |
| ADC Type |
SAR ADC12-bit with 8.7 ENOB |
| ADC Sample Rate |
500 kS/s maxwith 48 MHz clock |
| Max Cable Length |
15 meters |
Analog Inputs – Current (AI1–AI4)
| Parameter |
Specification |
| Input Current Range |
+0…+25 mA |
| Input Impedance |
120 Ω |
| ADC Type |
SAR ADC12-bit with 8.7 ENOB |
| ADC Sample Rate |
500 kS/s maxwith 48 MHz clock |
| Max Cable Length |
15 meters |
Analog Output (AO1)
| Parameter |
Specification |
| Output Range |
+0…+10 V |
| Output Drive Current |
30 mA(Max) |
| Total Error |
±2 %of full-scale (Max) |
| Max Cable Length |
15 meters |
Digital Inputs (DI1–DI4)
| Parameter |
Specification |
| Input Voltage Range |
+0…+40 V |
| Input Impedance |
49 kΩ |
| Voltage Threshold (High) |
VIH: 4.9 V |
| Voltage Threshold (Low) |
VIL: 3.4 V |
| Max Cable Length |
30 meters |
Digital Inputs (DI5–DI6)
| Parameter |
Specification |
| Input Voltage Range |
+0…+40 V |
| Input Impedance |
6.5 kΩ |
| Voltage Threshold (High) |
VIH: 5.1 V |
| Voltage Threshold (Low) |
VIL: 3.4 V |
| Max Cable Length |
30 meters |
Digital Input/Output (DI5–DI6)
| Parameter |
Specification |
| Output Voltage (Low) |
VOL: 0.1 V |
| Output Voltage (High) |
VOH: 5.0 V |
| Input Threshold (High) |
VIH: 1.4 V |
| Input Threshold (Low) |
VIL: 1.1 V |
| Pull-up Resistor |
10 kΩto +5 V |
| Max Cable Length |
10 meters |
Relays (O1–O4)
| Parameter |
Specification |
| Rated Current |
6 A |
| Rated Voltage |
250 V AC |
| Rated Load (AC1, resistive) |
1500 VA |
| Rated Load (AC15, cos φ = 0.5) |
250 VA |
| Single Phase Motor (230 V AC) |
185 W |
| Breaking Capacity (DC1) @ 30 V DC |
3 A |
| Breaking Capacity (DC1) @ 110 V DC |
0.35 A |
| Breaking Capacity (DC1) @ 220 V DC |
0.2 A |
| Electrical Life @ Rated Load (AC1) |
50,000 cycles |
| Mechanical Life |
20,000,000 cycles |
| Operate/Release Time |
6/4 ms |
| Dielectric Strength (open contacts) |
1000 V AC |
| Insulation Type (coil to contacts) |
Basic |
| Dielectric Strength (coil to contacts) |
4000 V AC |
EMI Immunity Standards
| Standard |
Specification |
| ESD Immunity |
EN 61000-4-2 |
| Radiated RF Field |
EN 61000-4-3 |
| Burst/Fast Transient |
EN 61000-4-4 |
| Surge Immunity |
EN 61000-4-5 |
| Conducted Immunity |
EN 61000-4-6 |
| Power Frequency Magnetic Field |
EN 61000-4-8 |
Environmental
| Parameter |
Specification |
| Operating Temperature |
-20…+60 °C(non-condensing humidity) |
| Relative Humidity |
5% to 90%noncondensing |
| Storage Temperature |
-30…+80 °C |
| Protection Degree |
IP20 |
Mechanical
| Parameter |
Specification |
| Terminal Block Pitch (3.81 mm) |
Max conductor: 1.3 mm²(16 AWG, or 0.5 mm² with ferrules) |
| Terminal Block Strip Length (3.81 mm) |
6 mm recommended |
| Terminal Block Screw (3.81 mm) |
M2max torque: 0.3 Nm |
| Terminal Block Pitch (5.08 mm, relays) |
Max conductor: 3.3 mm²(12 AWG) |
| Terminal Block Strip Length (5.08 mm) |
7 mm recommended |
| Terminal Block Screw (5.08 mm) |
M3max torque: 0.5 Nm |
| Enclosure Form Factor |
3 module DIN Rail |
| Width |
53.5 mm |
| Height |
90.5 mm |
| Depth |
62.0 mm |
| Weight |
150 g |
Experience that scales from one sensor to hundreds
Robert Owen has years of experience in connecting sensors and software together. Because we code custom software solutions, we can deliver the approach most suited to the project. From a single sensor to hundreds, we have the pieces required to build complete monitoring solutions.
Robert Owen can assist with Sensor Signal Conditioning, Sensor Signal Processing, and Sensor Data Acquisition as part of a flexible range of sensor signal connection services.
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