Micro Switch for Gauge ZH0 pages

Data sheet
Date
Page

ZH
05/2011
1 of 1

MICRO SWITCH
ZH
TECHNICAL CHARACTERISTICS
Switches: 10% and 75% of full scale
Differential: fixed 1/20 of full scale ±10%
Settings: by means of permanent knob through the dial,
on request a removable key type knob (specify CH).
Protection class: IP44, option IP55
Electrical connection: 4 core cable; connection earth
according to CE specifications

OPTIONS AND ACCESSORIES
•
•

HOW TO ORDER
After model choice add ZH1 for one micro switch SPDT
or ZH2 for two micro switch SPDT.

The microswitch series ZH are micro switches which
can be built into a gauge or thermometer. They are
designed for automatic control of hydraulic and
industrial processes.

ELECTRICAL CHARACTERISTICS
Electrical circuit
Inductive
Resistive

Movement with built on two micro switches.
Electrical connection with connector DIN
43650
Can be fitted to the following models:
TP300, TP400, SQ100, SC100, BE100,
BP100, SQT100. (See related data sheet.)

Example : TP300, A, ZH1

Voltage max.
28 V-DC / 250 V-AC
28 V-DC / 250 V-AC

Current amp max.
3A/5A
5A/5A

Electrical wire section 0,5 mm2 (2,5A max)

Is used when instruments has to control
a circuit with higher rating than that of
the micro switch. This relay is not
included.

SLAVE RELAY

ELECTRICAL PLANE AND CONNECTION

1S

Max
Min
Earth

2S

4M

1D

Low pressure switch
contacts close on
falling pressure.
Supply

2M
High pressure
switch contacts
open on rising
pressure.

High pressure
switch contacts
close on rising
pressure.

Low pressure switch
contacts open on
falling pressure.

Hi – Lo switch
provides separate
contact closures for
rising and falling
pressures.

Blue
Black
Yellow/Green

Blue
Black
Brown
Yellow/Green

Blue
Brown
Yellow/Green

Blue
Brown
Yellow/Green

Blue
Black
Yellow/Green

_______________________________________________________________________________________________
PCI (Process System Solutions) Ltd, Unit 7 Slaidburn Crescent, Southport, Merseyside, PR9 9YF, UK,
Tel: +44 (0) 1704 509090, Fax: +44 (0) 1704 509091,
email: sales@pci-instruments.com, Website: www.pci-instruments.com
(Specifications are subject to change without notice)