Product Profile of Micro Switch Instruments Model No. 1007

This is a high performance, precision micro switch instrument with ±2°c accuracy, capable of temperature monitoring, indication & Control, for the protection of 10mva and above rating power Transformers and industrial process control equipments.

Technical data:
Dial diameter 115 segment dial
Angular sweep 60°
Range 0-160°c[other ranges available are 0- 120°c, 0-150°c, 20-140°c, & 30-150°c]
Accuracy ±3°c
Graduations 2°c per division

Switch configurations:
Maximum number of switches 4
Switch type heavy duty micro switch
Switch rating 15a at 125/250v ac
Switches s1 - alarm
S2 - trip
S3 - fan control-1
S4 - fan control-2
Normally open type
Adjustable range 40°c - 140°c
Switch differential s1 & s2 = 3 - 5°c fixed [alarm & trip]
S3 & s4 = adjustable from 8 to 40°c [cooler control]
Switch accuracy ±3°c of set value
Contact type switch contacts are potential Free

Salient features:

• No external power supply required for indication or operation.

• Liquid in metal expansion provides self powered system.

• Fully compensated for ambient temperature changes in line & case.

• Built-in thermal imaging for transformer `hot spot` temperature indication
.

• Weather proof case for outdoor services [ip 55].

• Maximum capillary length of 25 mtrs.

• Up to 4 control switches are available.

• Sealed system which requires no trimming or periodic site adjustments.

• All parts are made of non-corrosive or surface treated

• Materials.

Available with connector & cable 0r with terminals.