Mid-West Instrument
Tel: (586) 254-6500 · Fax: (586) 254-6509
6500 Dobry Dr., Sterling Heights, Michigan 48314
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Differential Pressure Diaphragm Type Gauge & Switches - Model 130
Model 130
Literature Links

Product Bulletin Bul130.pdf

Installation/Operation

IM130.pdf
IM130elec.pdf
Install.pdf
 Typical Manifold Installation

The Mid-West Advantage:
Switch Configuration - Model 130
Common Applications
  • Tank Level Monitoring Horizontal or Vertical
  • Flow Indication/Balancing
  • Filter Monitoring for Gases
  • Water Treatment Applications
  • Vacuum Application
Product Features
  • 1 to 2 independently adjustable switches
  • Switches Isolated from the process
  • Hermetically Sealed Switches
  • SPDT Configurations
  • Most configurations CE marked to the Low Voltage Directive (EN 61010)
  • Multiple enclosure configurations. (see Table Below)
  • Hazardous Locations approved assemblies available
  • 5 Year warranty
Switch Specifications:

Electrical Configuration Matrix (Model 130)

OPTION
INTERFACE
MARKINGS
ENVIRONMENTAL
COMMENTS
H,I
1/2" Conduit, Flying Leads, 22 Awg.
CE (Low Voltage)

Weathertight
Economical Configuration
J,K

Plug – In Connector DIN 43650
CE (Low Voltage)

Weathertight Connector (IP65)
Connector CSA / UL approved for general purpose wiring.  Field Wireable.
L,M
Terminal Strip, Access for Conduit Hub or Cable Grip
CE (Low Voltage)
NEMA 4X
Best Protection for Gauge and switch.  Entire product is enclosed in NEMA enclosure
N,P
1/2" Conduit, Flying Leads, 18 Awg
CSA / UL  Class I, Division I, Groups C & D, Class II, Divison I, Groups E,F & G
NEMA 7, with optional NEMA 4X
Explosion – proof design.  Externally adjustable switch set points.

REED SWITCH RATINGS (Resistive Load)

Type
SPDT
Option:
A
*Power
3W
Max. Current
0.25 Amps
Max. Voltage VAC/VDC
125
Setting ( %F.S.)
10 to 90
Hysteresis (Max/Nom)
10% / 5% (F.S.)
Repeatability
1% F.S.
Leads 22 Awg. (per switch)
(3), 24”