Digital Flow Switches, Series PF2A, Series PF2W

), 3% F.S. or less (15 to 35C, based on 25C) Note 2) Without lead wire.

Table of Contents

B 1.8 1.6 Groove position of auto switch A 10.4 12.8 Model MHK2-12 MHK2-16 A B Dimensions A and B of other models are same as standard switch grooves.

Series PF2W Digital Flow Switch For Water

Panel mount adapter Panel (ZS-26-B) Waterproof seal (accessory) 328

Thermo-chiller

Ambient temperature 25C Ambient temperature 2C 0.5 0.5 Ambient temperature 2C 0 0 15 20 25 Circulating fluid temperature [C] 15 20 25 Circulating fluid temperature [C] HRLE050-W-20 HRLE050-W-20 [50 Hz] [60 Hz] 2 2 Heating capacity [kW] Heating capacity [kW] 1.5 1.5 Facility water temperature 25C, 32C, 40C Facility water temperature 25C, 32C, 40C 1 1 0.5 0.5 0 0 15 20 25 Circulating fluid

Series PF2W Digital Flow Switch For Water Refer to www. poweraire .com for details of products compatible with overseas standards.

), 3% F.S. or less (15 to 35C, based on 25C) Note 2) Without lead wire.

HEC_W-E

HEC006 HEC012 HEC006 HEC012 Model No. label Model No. label Fig.4-1 Position of Model No. label Fig.4-2 Legend of Model No. label 4-2 Unit Overview 4.4 Appearance 4.4.1 HEC006 (C) 4xG D E A B F A B C D E F G HEC006 240 390 497 214 458 482 7 Unit: mm Fig.4-3 Outside drawings of HEC006 4-3 Unit Overview 4.4.2 HEC012 (C) 4xG D E A B F A B C D E F G HEC012 300 448 565 190 526 550 7 Unit: mm Fig

MHZ

B 5.7 7 9 12 C 2 2.5 4 5 MM M2.5 x 0.45 M3 x 0.5 M4 x 0.7 M5 x 0.8 A 3 4 5 6 B 5.7 7 9 12 A 3 4 5 6 Model MHZL2-101 MHZL2-161 MHZL2-201 MHZL2-251 Model MHZL2-102 MHZL2-162 MHZL2-202 MHZL2-252 MHY MHW MRHQ Flat Type Fingers [3] Misc.

MHZ

B 5.7 7 9 12 C 2 2.5 4 5 MM M2.5 x 0.45 M3 x 0.5 M4 x 0.7 M5 x 0.8 A 3 4 5 6 B 5.7 7 9 12 A 3 4 5 6 Model MHZL2-101 MHZL2-161 MHZL2-201 MHZL2-251 Model MHZL2-102 MHZL2-162 MHZL2-202 MHZL2-252 MHY MHW MRHQ Flat Type Fingers [3] Misc.

Proposals for Energy Saving

No. of tubes Color Black (B) Black (B) Black (B) Black (B) Black (B) Black (B) Black (B) Max. operating length m Model O.D. TCU0425B-1 TCU0425B-2 TCU0425B-3 TCU0604B-1 TCU0604B-2 TCU0604B-3 TCU0805B-1 1 1.5 4 2.5 2 1 3 2 1 6 4 1.5 2 1 3 8 5 2 1 Best Pneumatics Best Pneumatics Refer to page 2.5-3 of No. 4 for details.

HRL

Tap Water (as a Circulating Fluid) Quality Standards The Japan Refrigeration and Air Conditioning Industry Association JRA GL-02-1994 Cooling water system Circulation type Make-up water Item Unit Standard value Influence Corrosion Scale generation Voltage pH (at 25C) 6.0 to 8.0 v v Electric conductivity (25C) [mS/cm] 100*1 to 300*1 v v Chloride ion (Cl) [mg/L] 50 or less v Sulfuric acid

70pvpump

Local Area: (800) 258-9200-www.stevenengineering.com Pump chamber B Pump chamber A Check valve Shaft Suction port (FLUID IN) Diaphragm B Diaphragm A Drive chamber A Drive chamber B Control unit 1.

energy saving effect

Applicable model Rated current [A] Sensitivity of leak current [mA] Short circuit display method HRSH100--20-B 30 Earth leakage breaker HRSH150--20-B HRSH200--20-B 40 HRSH250--20-B 50 HRSH300--20-B 30 Mechanical button * 400 V type is equipped as standard.

Digital Flow Switches Series PF2A

PF2A5--2 (With voltage output type) PF2A511, 521, 551 B Wiring 116 23 1.6 76.2 Brown (1) DC(+) Main circuit Black (4) OUT (Output for display unit) White (2) NC/Analog output 54 44 34 Blue (3) DC() Use this sensor by connecting it to a P/A remote type display unit Series PF2A2/3. 4-4.5 2-Port size 30 40 50 Connector pin numbers 2 1 (44.2) A 4 3 (mm) A B Output specification Pin no.

10

A Applicable absorber B SR Dimensions RBC08C RBC10C RBC14C RBC20C RBC27C RJ08U 6.5 6.8 6 RJ10U 9 8.7 7.5 X RJ14U 12.5 12 10 16 18 20 RJ2015U 21 25 25 RJ2725U H B T 2 x D MM L Part no.

HRS100/150

View B-B 50 HRZ HRZD Accessory: Y-strainer mounting view HRW * Mount it by yourself on the circulating fluid return port.

53

Note 2) 400 V type is provided with an earth leakage breaker -B as standard.

Low Differential Pressure Sensor

P-1 = A (A B) / 4 H-1 = (A B) / 2 A = Maximum pressure value B = Minimum pressure value For low differential pressure For low pressure For compound pressure PSE533 PSE543 PSE563 For positive pressure For vacuum Pressure range C Display calibration function This function eliminates slight differences in the output values and allows uniformity in the numbers displayed.

Lightweight and Compact

Note 2) 400 V type is provided with an earth leakage breaker -B as standard.

PSE550/300

Work 1 Work 2 Work n Atmosphere A = Maximum pressure value B = Minimum pressure value P-1 = A (A B) / 4 H-1 = (A B) / 2 For compound pressure PSE533 PSE543 PSE563 For low differential pressure For low pressure For vacuum For positive pressure Pressure range C Display calibration function This function eliminates slight differences in the output values and allows uniformity in the numbers

3-Screen Display High-Precision Digital Pressure Switch ∗1 ® New New The ∗1  Excluding the Z/ISE20B-L compatible type has been added to the 20B series.

Bracket B ZS-46-A2 Tapping screw: Nominal size 3 x 8 L (2 pcs.)