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> Data Acquisition > Remote I/O Data Acquisition > DCON RS-485 Data Acquisition > M-7000 Modbus RTU Remote Data Acqui... > M-7033

3 Channel RTD Analog Input Data Acquisition Module, communicable over Modbus RTU and RS-485. Supports operating temperatures between -25 to 75°C.

M-7033

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3 Channel RTD Analog Input Data Acquisition Module, communicable over Modbus RTU and RS-485. Supports operating temperatures between -25 to 75°C.

Price: $419.00

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Features

The M-7000 series is a family of network data acquisition and control modules that support Modbus RTU. They can be remotely controlled using a set of commands called DCON protocol. With the Modbus RTU protocol, it can easily communicate with most popular SCADA/ HMI software and PLCs.

LED Display with 4 1/2 digits (for M-7033D only)
Communication Interface: RS-485
Din Rail Mount
Analog Input Channels: 3
Input Type: Pt , Ni
Wire connection: 2/3/4 wire

Specifications

Analog Input
Input Channels	3
Input Type	RTD
Wire connection	2/3/4 wire
RTD Type	Pt100 α=0.00385, Pt100 α=0.003916, Ni120, Pt1000 α=0.00385
Resolution	16-bit
Sampling Rate	15/12.5 samples/ second while filter at 60/ 50Hz
Accuracy	+/-0.1%
Band Width	15.7Hz
Zero Drift	+/-0.5uV/°C
Span Drift	+/-25uV/°C
Common Mode Rejection	150dB min
Normal Mode Rejection	100dB min
Open Wire Detection	Yes
Intra-module Isolation, Field to Logic	3000 VDC
Interface
Interface	RS-485
Format	N, 8, 1
Baud Rate	1200 ~ 115200bps
LED Display
1 LED as Power/ Communication indicator
4 1/2 digits (for M-7033D)
Power
Input Voltage Range	+10 to +30 VDC
Power Consumption	1.0 W (M-7033) / 1.6W (M-7033D)
Protocol
Support Modbus and DCON Protocol	Yes
Environment
Operating temperature	-25 to 75°C
Storage temperature	-40 to 85°C
Humidity	5 to 95% RH, non-condensing

RTD Temperature Range

Type Code	RTD Type	Temperature Range °C
20	Platinum 100, α= 0.00385	-100 ~ 100
21	Platinum 100, α= 0.00385	0 ~ 100
22	Platinum 100, α= 0.00385	0 ~ 200
23	Platinum 100, α= 0.00385	0 ~ 600
24	Platinum 100, α= 0.003916	-100 ~ 100
25	Platinum 100, α= 0.003916	0 ~ 100
26	Platinum 100, α= 0.003916	0 ~ 200
27	Platinum 100, α= 0.003916	0 ~ 600
28	Nickel 120	-80 ~ 100
29	Nickel 120	0 ~ 100
2A	Platinum 1000, α= 0.00385	-200 ~ 600
2E	PT 100, α= 0.00385	-200°C ~ +200°C
2F	PT 100, α= 0.003916	-200°C ~ +200°C
80	PT 100, α= 0.00385	-200°C ~ +600°C
81	PT 100, α= 0.003916	-200°C ~ +600°C
82	Cu 50 at 0°C	-50 ~ 150