DIO-1616LN-USB N Series for USB. Isolated Digital I/O Unit (16ch DI, 16ch DO)
DIO-1616LN-USB | Isolated Digital I/O Unit (16ch DI, 16ch DO) | Contec Americas Contact Sales Department for Pricing New 1N Series USB Isolated I/O 16 DI / 16 DO Opto-Isolated 200µs · 12-24VDC VCCI-A · CE · UKCA USB 2.0 isolated digital I/O unit with 16 opto-coupler inputs (compatible with...
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DIO-1616LN-USB | Isolated Digital I/O Unit (16ch DI, 16ch DO) | Contec Americas
New1N SeriesUSB Isolated I/O16 DI / 16 DOOpto-Isolated200µs · 12-24VDCVCCI-A · CE · UKCA
USB 2.0 isolated digital I/O unit with 16 opto-coupler inputs (compatible with current sink and current source) and 16 opto-coupler open-collector outputs (current sink). 200 µs response, interrupt on 8 inputs, digital filter, and surge/overcurrent protection. Bus power or 12–24VDC external power. DIN rail mount.
16 / 16DI / DO Channels
200µs Response Time
60VDC Output Max
100mA Output per Channel
Contec Americas · 1N Series USB I/O
Isolated Digital I/O Unit
DIO-1616LN-USB · 16 DI · 16 DO · Opto-Isolated · 12–24VDC
The DIO-1616LN-USB provides 16 opto-coupler isolated inputs (compatible with current sink and current source outputs) and 16 opto-coupler isolated open-collector outputs (current sink type). Common terminals are provided per 8 channels, allowing different external power supplies. Input status can be monitored via LED indicators.
Input
16 opto-isolated inputs
Compatible with sink/source
8 channels interrupt-capable
Digital filter (software)
200 µs response
Output
16 opto-isolated outputs
Open-collector (current sink)
60VDC, 100mA per channel
Surge protection (Zener diode)
Overcurrent protection (8-ch groups)
Isolation: USB (PC) is isolated from I/O interfaces by opto-couplers, providing excellent noise immunity. Isolation voltage: 1000 Vrms.
02
Flexible power & installation
Operates via USB bus power (no external supply needed) or with 12–24VDC external power for battery saving or use with non-powered hubs. Compact design (188.0(W) × 78.0(D) × 30.5(H) mm) supports DIN rail, screw fastening, or magnet mounting (option).
Power – USB bus power or 12–24VDC external (200mA @12V / 100mA @24V).
Dimensions – 188.0(W) × 78.0(D) × 30.5(H) mm (no protrusions).
Weight – 300 g (excluding cable and connectors).
Mounting – DIN rail (standard), screw, magnets (CPS-MAG01-4).
Wiring – Screw terminal connectors (included).
03
Full specifications
Specification
Detail
Input type
Opto-isolated (compatible with sink/source), negative logic
Input channels
16 (8 channels available for interrupts)
Input resistance
15 kΩ
Input ON current
0.7 mA or more
Input OFF current
0.15 mA or less
Interrupts
8 signals → single INTA, rising/falling edge selectable
Response time
200 µs (max)
Output type
Opto-isolated open collector (current sink), negative logic
Output channels
16 (8 channels share 1 common)
Output rating
60VDC (max), 100mA per channel
Residual voltage
≤0.5V at 50mA, ≤1.0V at 100mA
Surge protector
Zener diode CMZB68 or equivalent
Overcurrent protection
Per 8-channel group
USB spec
USB 2.0/1.1, Full-speed (12Mbps) / High-speed (480Mbps)
Power supply
Bus power or self-powered (12–24VDC ±10%)
Current consumption
12VDC 200mA / 24VDC 100mA
Isolation voltage
1000 Vrms
Dimensions (mm)
188.0(W) × 78.0(D) × 30.5(H)
Weight
300 g
Operating temperature
0 – 60°C
Humidity
10 – 90%RH (no condensation)
Certifications
VCCI Class A, CE (EMC Class A, RoHS), UKCA
04
Connectors & interface
Uses supplied 10-pin screw terminal connectors. Input and output signals are arranged in 8-channel groups with dedicated commons for flexible wiring.
Input connector – IN00–IN07 (port 0), IN10–IN17 (port 1), with COM pins.
Output connector – OUT00–OUT07 (port 2), OUT10–OUT17 (port 3), with COM0(−/+) and COM1(−/+) pins.
Power connector – 12–24VDC input with FG pin.
USB – Mini B connector (1.8m cable included).
05
Certifications & compliance
VCCI Class A – Japanese EMI compliance for industrial environments.
CE (EMC Directive Class A + RoHS) – European conformity.
UKCA – UK Conformity Assessed marking.
06
Optional accessories
Part Number
Description
Notes
POA201-10-2
AC-DC Power Adapter (12VDC, 1A)
External power supply
CPS-MAG01-4
CONPROSYS Series Magnet (Four Piece Set)
Magnetic mounting
Ready to add isolated digital I/O via USB?
The DIO-1616LN-USB is available through Contec Americas on a quote basis. Contact our sales team to discuss quantity, accessories, and integration with your application.
