A/RH5-CSI-D Humidity and Temperature Sensor: Equivalent & Substitute Parts

Part Overview

The A/RH5-CSI-D is an active humidity and temperature sensor manufactured by Automation Components, Inc. This module provides analog current and analog voltage outputs for relative humidity measurement across the 0–100% RH range with ±5% RH accuracy. The sensor features a 20-second response time and operates across a wide supply voltage range (18–28VAC, 12–40VDC), making it suitable for industrial chassis-mount applications. With 862 units in stock and active product status, the A/RH5-CSI-D remains a current production component. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design continuity when the primary part number becomes unavailable or when alternative packaging configurations are required.

Key Parameters

Parameter	Value
Sensor Type	Humidity, Temperature
Humidity Range	0–100% RH
Output Type	Analog Current, Analog Voltage
Output Levels	0V–5V, 0V–10V, 4mA–20mA
Accuracy	±5% RH
Response Time	20 s
Voltage Supply	18–28VAC, 12–40VDC
Mounting Type	Chassis Mount
Operating Temperature	–40°C to 60°C
Package / Case	Module
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts for the A/RH5-CSI-D are identified based on strict electrical and mechanical parameter equivalence. All substitute candidates share the following critical parameters with the main part:

Sensor Type: Humidity, Temperature
Humidity Range: 0–100% RH
Output Type: Analog Current, Analog Voltage
Output Levels: 0V–5V, 0V–10V, 4mA–20mA
Accuracy: ±5% RH
Response Time: 20 s
Voltage Supply: 18–28VAC, 12–40VDC
Mounting Type: Chassis Mount
Package / Case: Module
Product Status: Active

Substitutes are grouped into two categories based on operating temperature range:

Category 1: Full Temperature Range (–40°C to 60°C) Parts A/RH5-CSI-D and A/RH5-CP-D maintain the extended low-temperature operating limit of –40°C, matching the main part exactly.

Category 2: Restricted Temperature Range (1.5°C to 60°C) Parts A/RH5-AN-D, A/RH5-AN-R, A/RH5-AN-R2, A/RH5-AN-R2O, A/RH5-AN-RSO-A03-A1, A/RH5-CP-R, and A/RH5-CP-R2 operate from 1.5°C minimum, representing a 41.5°C reduction in low-temperature capability compared to the main part.

All substitute parts are packaged in Tape & Box (TB) format, whereas the main part uses standard module packaging. All substitute parts maintain active product status.

Parameter Comparison

Part Number	Manufacturer	Humidity Range	Output Type	Accuracy	Response Time	Supply Voltage	Operating Temperature	Mounting Type	Packaging	Inventory (Pcs)	Product Status
A/RH5-CSI-D	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	–40°C to 60°C	Chassis Mount	Module	862	Active
A/RH5-AN-D	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	1.5°C to 60°C	Chassis Mount	Tape & Box (TB)	800	Active
A/RH5-AN-R	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	1.5°C to 60°C	Chassis Mount	Tape & Box (TB)	750	Active
A/RH5-AN-R2	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	1.5°C to 60°C	Chassis Mount	Tape & Box (TB)	869	Active
A/RH5-AN-R2O	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	1.5°C to 60°C	Chassis Mount	Tape & Box (TB)	1084	Active
A/RH5-AN-RSO-A03-A1	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	1.5°C to 60°C	Chassis Mount	Tape & Box (TB)	1076	Active
A/RH5-CP-D	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	–40°C to 60°C	Chassis Mount	Tape & Box (TB)	801	Active
A/RH5-CP-R	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	1.5°C to 60°C	Chassis Mount	Tape & Box (TB)	768	Active
A/RH5-CP-R2	Automation Components, Inc.	0–100% RH	Analog Current, Analog Voltage	±5% RH	20 s	18–28VAC, 12–40VDC	1.5°C to 60°C	Chassis Mount	Tape & Box (TB)	840	Active

Engineering Selection Recommendations

Primary Substitute (Full Compatibility): A/RH5-CP-D is the preferred substitute for the A/RH5-CSI-D. Both parts maintain identical operating temperature range (–40°C to 60°C), electrical specifications, and functional performance. The only difference is packaging format: A/RH5-CP-D is supplied in Tape & Box (TB) configuration versus module packaging for the main part. This substitute is suitable for direct replacement in all applications where the A/RH5-CSI-D is currently deployed. Inventory availability is 801 units.

Secondary Substitutes (Temperature-Restricted Applications): Parts A/RH5-AN-D, A/RH5-AN-R, A/RH5-AN-R2, A/RH5-AN-R2O, A/RH5-AN-RSO-A03-A1, A/RH5-CP-R, and A/RH5-CP-R2 are functionally equivalent to the A/RH5-CSI-D for all electrical and sensing parameters. However, these parts operate from a minimum temperature of 1.5°C rather than –40°C. These substitutes are suitable only for applications where the operating environment does not require extended low-temperature performance below 1.5°C. All secondary substitutes are available in Tape & Box (TB) packaging with inventory levels ranging from 750 to 1084 units.

Product Status Compliance: All substitute parts maintain active product status, ensuring continued availability and manufacturer support equivalent to the main part.

Frequently Asked Questions (FAQ)

Q1: Can A/RH5-CP-D replace A/RH5-CSI-D in all applications?

A: Yes. A/RH5-CP-D is a full parametric equivalent with identical electrical specifications, humidity range, accuracy, response time, and operating temperature range (–40°C to 60°C). The only difference is packaging format. A/RH5-CP-D is supplied in Tape & Box (TB) configuration, whereas A/RH5-CSI-D uses standard module packaging. This packaging difference does not affect functional performance or electrical compatibility.

Q2: What is the key difference between A/RH5-CP-D and A/RH5-CP-R2?

A: Both parts share identical electrical and sensing specifications. The critical difference is operating temperature range. A/RH5-CP-D operates from –40°C to 60°C, while A/RH5-CP-R2 operates from 1.5°C to 60°C. A/RH5-CP-R2 cannot be used in applications requiring operation below 1.5°C.

Q3: Are all substitute parts manufactured by the same company?

A: Yes. All substitute parts listed are manufactured by Automation Components, Inc., the same manufacturer as the main part A/RH5-CSI-D.

Q4: What does the "Tape & Box (TB)" packaging mean?

A: Tape & Box (TB) is a standard industrial packaging format where components are supplied on carrier tape wound on a reel and packaged in a protective box. This format is suitable for automated assembly processes and high-volume procurement. The main part A/RH5-CSI-D uses module packaging, which is a different physical format but does not affect electrical performance.

Q5: Can I use A/RH5-AN-R2O as a substitute if my application operates at –30°C?

A: No. A/RH5-AN-R2O has a minimum operating temperature of 1.5°C and is not rated for operation at –30°C. For applications requiring operation below 1.5°C, use A/RH5-CP-D, which is rated to –40°C.

Q6: Which substitute part has the highest inventory availability?

A: A/RH5-AN-R2O has the highest inventory with 1084 units in stock, followed by A/RH5-AN-RSO-A03-A1 with 1076 units. Both parts are suitable for applications with operating temperatures above 1.5°C.

Q7: Are all substitute parts active products?

A: Yes. All substitute parts maintain active product status, ensuring continued manufacturer support and availability equivalent to the main part A/RH5-CSI-D.

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