Dry Contact Control Unit ZET 7161

  • Dry contact: galvanically isolated relay, 0/500 V
  • Three-channel control module
  • CAN 2.0 data interface

From 123 USD

Specifications

of the Dry Contact Control Unit ZET 7161

Technical Specifications
Output signal type dry contact
Number of channels 3
Isolation 500 V
Maximum current 1 A
Closed state resistance 20 mOhm
Triggering conditions by time
on request
by threshold
Data refresh rate
(dry contact state)
1 Hz
Data interface CAN 2.0
Transmission rate 100, 300, 1000 kbps
Performance Specifications
Dimensions 87×50×24 mm
Weight 30 g
Power supply 9 to 24 V
Consumed power 0.5 W
Reverse polarity protection yes
Operational temperature range -40 to +100 °C
Electromagnetic Compatibility, EMC
IEC 61000-4-2, ESD contact 4 kV, air 8 kV
IEC 61000-4-4, EFT power supply 0.5 kV, signal 0.25 kV
IEC 61000-4-5, Surge 500 V
  • Hardware Versions

    Standard: laboratory design in a plastic cover (green)
    OEM: board covered with a sealing compound.
    Heavy Duty*: unit of standard design in an air-tight cover
    (with a transparent lid)
    *Option

Directive 2011/65/EU (ROHS, ROHS II)

CONTROL MODULES MEET THE REQUIREMENTS OF DIRECTIVE 2011/65/EU (ROHS, ROHS II) CONCERNING LIMITATION TO USE HAZARD SUBSTANCES (PB, HG, CD, CR(VI)) IN ELECTRICAL AND ELECTRONIC EQUIPMENT; THEY ARE MANUFACTURED USING LEAD-FREE METHOD, IN COMPLIANCE WITH THE EUROPEAN COMMUNITY REQUIREMENTS

Operation Principle

of the Dry Contact Control Unit ZET 7161

The ZET 7161 is a three-channel control dry contact unit.

For connecting the control units to ZETLAB and ZETVIEW systems, interface converter is used (ZET 7174 or ZET 7176).

The control units may be completed with digital sensors to ensure feedback.

Diagram of Connecting to a Measurement Network

of the Dry Contact Control Unit ZET 7161

The number of control units connected to the ZET 7174 interface converter shall not exceed 4.

The ZETLAB software supports connection of up to 200 units to a single computer. Control units can also be connected to any system via CAN interface.

Definition of pins for connecting to CAN line

Pin Definition  Marking
1 +(9 ~ 24) V Red 
2 H line of CAN 2.0 Blue
3 L line of CAN 2.0 Green
4 GND Yellow

Basic Configuration

Standard equipment

The basic configuration package includes:

  • Dry Contact Control Unit ZET 7161;
  • mounting panel for DIN molding for 71×39 plastic units;
  • operation documentation package.

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Necessary measuring equipment

supplied upon special order

ZET 7174
ZET 7174
USB connection

ZET 7176
ZET 7176
Ethernet connection

ZET 7173
ZET 7173
Offline mode