Data sheet Date Page 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 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.) 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 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: [email protected], Website: www.pci-instruments.com (Specifications are subject to change without notice)