Clean Room Process Monitor

Input

RS-485

1 No. Slave device with Modbus-RTU protocol

Range & Resolution

Range

User settable within 4 digits (-999 to 9999)

Resolution

1, 0.1, 0.01, 0.001

Indication / Alarm / Control

Display

2x4 digit Seven Segment 0.4 inch Red LED display

Status

2 LEDs AL1 and AL2 for Alarms and COM LED for communication Integrated Buzzer for process violation of Alarm Limits

Communication

To Modbus Master

Isolated RS-485 communication with Modbus RTU Protocol Programmable Settings: Baud rate (9600), Parity(O/E/N) Data bits(7/8)Stop bits(1/2)

No of Slave ID

1 - 250

Error Monitoring

Indications Over/ Open / Read error

Optional

Relay

1 No. SPDT Relay for Rating 2A/120VAC,2A/24VDC for reach channel with settable latching feature

Programmable Parameters

Set point

2 Nos. AL1, AL2 User Programmable

Setting

3 Nos. push button front keys (with pass word protection)

Alarm Logic

High or Low, user programmable

Environmental

Operating Temp

0 to 50 Degree Centigrade

Humidity

Below 90 percent rH, Non condensing

Electrical

Supply Voltage

24 VDC +/-10 Percent

Wattage

Less than 1.2 watt at 24VDC

Dimensions

Flush plate

SS-304

Front plate size

110 mm(W) x 90 mm(H)

Back Enclosure

76 mm(W) x 70 mm(H) x 45 mm(D) MS with powder coated

Mounting

Modular wall mounting with Stainless Steel Front