NX-SI / SO - NX Series Safety Input Unit - Omron Safety I/O Unit - INOSAKI Automation Components Wholesales

Name: NX-SI / SO - NX Series Safety Input Unit - Omron Safety I/O Unit
SKU: 37782
Availability: InStock

NX-SI / SO – NX Series Safety Input Unit – Omron Safety I/O Unit

$ 362.94 – $ 381.74

SKU: N/A

Model

Description

Safety I/O Unit

Safety Input Units

Unit type	Ap- pear- ance	Specification							Unit version	Model
Unit type	Ap- pear- ance	Number of safety input points	Number of test output points	Internal I/O common	Rated input voltage	OMRON special safety input devices *1	Number of safety slave con- nections	I/O re- freshing method	Unit version	Model
Safety Input Units		4 points	2 points	Sinking inputs (PNP)	24 VDC	Can be connected.	1	Free-Run refreshing	Ver. 1.1	NX-SIH400
Safety Input Units		8 points	2 points	Sinking inputs (PNP)	24 VDC	Cannot be connected.	1	Free-Run refreshing	Ver. 1.0	NX-SID800

Regulations and Standards

Safety I/O Units NX-SI/SO

Certification body	Standards
*TÜV Rheinland 1**	• EN ISO 13849-1 • EN ISO 13849-2 • IEC 61508 parts 1-7 • IEC/EN 62061 • IEC/EN 61131-2 • IEC 61326-3-1
UL	• NRAG (UL 508 and ANSI/ISA 12.12.01) • NRAG7 (CSA C22.2 No. 142 and CSA C22.2 No. 213)
Shipbuilding Standards	NK, LK

*1 Using the NX-series Safety I/O Units in conjunction with the NX-series Safety CPU Unit allows you to build a safety control
system that meets the following standards:
• Requirements for SIL 3 in IEC 61508 and IEC/EN 62061
• Requirements for PLe and Safety Category 4 in EN ISO 13849-1
The NX-series Safety I/O Units are also registered for RCM, EAC, and KC compliance.

General Specifications

Item		Specification
Enclosure		Mounted in a panel (open)
Grounding method		Ground to 100 Ω or less.
Operating environment	Ambient operating temperature	0 to 55°C (The upper limit of the ambient operating temperature is restricted by the installation orientation.)
	Ambient operating humidity	10% to 95% (with no condensation or icing)
	Atmosphere	Must be free from corrosive gases.
	Ambient storage temperature	-25 to 70°C (with no condensation or icing)
	Altitude	2,000 m max.
	Pollution degree	2 or less.
	Noise immunity	Conforms to IEC 61131-2. 2 kV on power supply line (Conforms to IEC 61000-4-4.)
	Insulation class	Class III (SELV)
	Overvoltage category	II
	EMC immunity level	Zone B
	Vibration resistance	Conforms to IEC 60068-2-6. 5 to 8.4 Hz with 3.5-mm amplitude, 8.4 to 150 Hz, acceleration of 9.8 m/s², 100 minutes each in X, Y, and Z directions (10 sweeps of 10 min each = 100 min total)
	Shock resistance	Conforms to IEC 60068-2-27. 147 m/s², 3 times each in X, Y, and Z directions
	Insulation resistance	20 MΩ between isolated circuits (at 100 VDC)
	Dielectric strength	510 VAC for 1 min between isolated circuits, leakage current: 5 mA max.
Installation method		DIN Track (IEC 60715 TH35-7.5/TH35-15)

Unit Specifications

Safety Input Units NX-SIH400/SID800

Unit name	Safety Input Unit
Model	NX-SIH400	NX-SID800
Number of safety input points	4 points	8 points
Number of test output points	2 points	2 points
Internal I/O common	PNP (sinking inputs)
Rated input voltage	24 VDC (20.4 to 28.8 VDC)
OMRON special safety input devices	Can be connected.	Cannot be connected.
Number of safety slave connections	1
I/O refreshing method	Free-Run refreshing
External connection terminals	Screwless clamping terminal block (8 terminals)	Screwless clamping terminal block (16 terminals)
Indicators
Safety input current	4.5 mA typical	3.0 mA typical
Safety input ON voltage	11 VDC min.	15 VDC min.
Safety input OFF voltage/OFF current	5 VDC max., 1 mA max.
Test output type	Sourcing outputs (PNP)
Test output load current	25 mA max.	50 mA max.
Test output residual voltage	1.2 V max. (Between IOV and all output terminals)
Test output leakage current	0.1 mA max.
Dimensions	12 × 100 × 71 mm (W × H × D)
Isolation method	Photocoupler isolation
Insulation resistance	20 MΩ min. between isolated circuits (at 100 VDC)
Dielectric strength	510 VAC for 1 min between isolated circuits, leakage current: 5 mA max.
I/O power supply method	Power supplied from the NX bus
Current capacity of I/O power supply terminals	No applicable terminals.
NX Unit power consumption	• Connected to a CPU Unit or a Communication Control Unit 1 1.10 W max. • Connected to a Communications Coupler Unit 2 0.70 W max.	• Connected to a CPU Unit or a Communication Control Unit 1 1.10 W max. • Connected to a Communications Coupler Unit 2 0.75 W max.
Current consumption from I/O power supply	20 mA max.
Weight	70 g max.
Circuit layout
Terminal connection diagram	Si0 to Si3: Safety input terminals T0 and T1: Test output terminals Refer to User’s manual (Cat.No.Z930) for details.	Si0 to Si7: Safety input terminals T0 and T1: Test output terminals Refer to User’s manual (Cat.No.Z930) for details.
Installation orientation and restrictions	Installation orientation: • Connected to a CPU Unit or a Communication Control Unit 1 Possible in the upright installation orientation. • Connected to a Communications Coupler Unit 2 6 possible orientations. Restrictions: Maximum ambient temperature is 50ºC for any orientation other than upright installation.
Protective functions	Overvoltage protection circuit and short detection (test outputs)

*1 It can be connected to the NX102 CPU unit or communication control unit. It cannot be connected to the NX1P2 CPU unit.
*2 The NX-ECC20 EtherCAT Coupler Unit and NX-EIC202 EtherNet/IP Coupler Unit can be connected.