Non-intrinsically safe wiring cannot be run in conduit or open raceways together with intrinsically safe wiring.**

Refer to Fig 6 for detailed connection to terminal studs. All hardware, including terminal lugs, is supplied with unit.

Fusing of the solid-state relays to be in accordance with Fig. 1. Fuse F1 to be 6 amps slo-blo, 120 VAC for 120V line voltage; 250 VAC for 240 V application.

**Note: All intrinsically safe wiring to intrinsically safe solid-state relays must be segregated from non-intrinsically safe wiring.

Mounting

Screw

Plate

Lockwasher*

 

Lockwasher*

 

Nut

 

Stud Cover

Nylon

Stud Nuts

Terminals

Latching

Solid-State Relay

Stud

Nylon

Cover

Stud Nuts

Terminals

Non-Latching

Solid-State Relay

Lockwasher*

Nut

Terminal Lug

Notes:

Fig. 7. Mounting of protective cover over sensor-connected terminals of unit.

1.*(Lockwasher to be internal or external tooth type)

2.Grounding hardwre to be #8 or larger and S.S.

Fig. 5. Mounting Plate Grounding Detail

 

HEX Nut

Terminal Lug

 

 

(Closed Ring Type)

Anti-Vibrational

Terminal Stud

Lockwasher

 

(Tighten

assembly to

 

between

3 and 5 in-lbs.)

 

2-5/8"

(66.6 mm)

Mounting

Tab

2-1/4"

(55mm)

7/32" Dia. (5.5 mm)

3"

(76 mm)

1-5/8"

(41.3mm)

3-1/8" 13/16"

(79mm)

(20.7mm)

Fig. 6

Recommended method of connection to electrical terminals. All terminal hardware, including lug, supplied with unit.

Fig. 8.

Dimensions

Table 1. Specifications

Model

 

Line & Load

Load

Turn-On

Turn-Off

Voltage

Operating

Output

Switching

 

Description

Voltage

Current

Sensitivity

Sensitivity

Temperature

Leakage

Weight

Number

 

Range

Max

(Typical)

(Typical)

Loss

Range

Current Max.

Operation

 

 

 

 

 

 

SBG22445

SSR for

95 to

 

 

 

 

 

6mA @

SPST N.O.

 

SBG25872

135 VAC

 

< 400 K

1 meg.

 

0° to +120°F

120 VAC

SPST N.C.

 

Intrinsic

5A

2 VAC

425g

 

 

 

 

 

200 to

12 mA @

 

SBG25873

Safety

 

 

 

 

 

SPST N.O.

 

250 VAC

 

 

 

 

 

250 VAC

 

 

 

 

 

 

 

 

 

 

 

Latching SSR

105 to

0.3 A

< 25 K

1 meg.

2 VAC

+32° to +120°F

3 mA @

SPST N.O.

 

SBG41705

for Intrinsic

Steady

425g

125 VAC

120 VAC

 

Safety

State

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

All AC voltage and current specifications are RMS values unless otherwise stated. Housing material is Polysulfone.

P/N 158350

Page 2
Image 2
Omega Engineering SBG22445, SBG25873, SBG41705, SBG25872 instruction sheet Specifications

SBG25873, SBG41705, SBG25872, SBG22445 specifications

Omega Engineering is a well-known name in the field of industrial measurement and control instrumentation, and their SBG series of products showcases the company's commitment to quality and innovation. The SBG22445, SBG25872, SBG41705, and SBG25873 are distinct models within the SBG line, each engineered to address specific measurement challenges while delivering exceptional accuracy and reliability.

The SBG22445 model is typically designed for high-performance temperature measurement, utilizing advanced thermocouple technology. It can operate over a broad temperature range, making it suitable for various industrial applications. With its digital display and user-friendly interface, this device allows for quick readings and easy calibration, ensuring that users can monitor temperature fluctuations in real-time.

Moving on to the SBG25872 model, this device specializes in humidity and temperature measurement. It integrates sophisticated sensors that combine precision with a rapid response time, ideal for environments where humidity and temperature conditions fluctuate frequently. The built-in data logging features allow for the collection of historical data, enabling users to analyze trends and ensure optimal conditions for processes sensitive to environmental changes.

The SBG41705 is tailored for pressure measurement, bringing advanced piezoresistive technology into play. This model is particularly useful in applications requiring accurate and continuous pressure monitoring. Equipped with a robust housing and protection from external elements, the SBG41705 excels in harsh industrial environments, providing reliable performance even under challenging conditions.

Lastly, the SBG25873 serves as a multifunctional device capable of measuring various parameters, including temperature, pressure, and humidity. This versatility makes it an invaluable asset in industrial settings where monitoring multiple variables is crucial for operational efficiency. Its user-friendly interface and extensive connectivity options enable seamless integration into existing systems, further enhancing its utility.

In summary, the Omega Engineering SBG series, represented by models like the SBG22445, SBG25872, SBG41705, and SBG25873, reflects the company's dedication to precision measurement. Their innovative use of advanced technologies and durable construction makes them indispensable tools in various industrial and research applications. Users can rely on these devices not only for accuracy and efficiency but also for ease of use, ensuring that they can focus on achieving their operational goals.