This product listing is for the part 6ES7231-5PD32-0XB0, manufactured by Siemens, and is a SIMATIC S7-1200 SM 1231 RTD analog input module, 4-channel 16-bit input for resistance thermometers (RTD) supporting Pt, Ni, Cu and other RTD types..

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Returns are accepted within 30 days if the item(s) received are not what was ordered or are broken.

Part Specifications:
- Product type designation: SM 1231, AI 4x16 bit RTD
- Manufacturer: Siemens
- Channels (analog inputs): 4 count
- Measurement resolution: 15 (plus sign) bits
- Supported sensor type: Resistance thermometer (RTD) — Pt (Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000), Ni (Ni100, Ni120, Ni200, Ni500, Ni1000), Cu (Cu10, Cu50, Cu100), LG-Ni1000
- Supported resistance input ranges: 0–150 Ω, 0–300 Ω, 0–600 Ω; specific RTD nominal resistances also supported (e.g., 200 Ω, 500 Ω) ohm
- Measurement principle: Integrating
- Supply voltage (rated): 24 V DC
- Permissible input voltage (destruction limit): ±35 V
- Interference voltage suppression: 85 dB at 50/60/400 Hz dB
- Common mode interference: 120 dB (minimum) dB
- Diagnostics: Diagnostics available (wire-break detection, monitoring supply voltage, diagnostic alarms, status LEDs)
- Degree of protection: IP20
- Dimensions (W x H x D): 45 x 100 x 75 mm
- Weight: 220 g
- Ambient operating temperature (min): -20 °C
- Ambient operating temperature (start-up): 0 °C

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Siemens

6ES7231-5PD32-0XB0

SIMATIC S7-1200 SM 1231 RTD analog input module, 4-channel 16-bit input for resistance thermometers (RTD) supporting Pt, Ni, Cu and other RTD types.

Specifications

Physical

Weight

220 g

Compliance

Degree of protection

IP20

Technical

Product type designation

SM 1231, AI 4x16 bit RTD

Manufacturer

Siemens

Channels (analog inputs)

4 count

Measurement resolution

15 (plus sign) bits

Supported sensor type

Resistance thermometer (RTD) — Pt (Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000), Ni (Ni100, Ni120, Ni200, Ni500, Ni1000), Cu (Cu10, Cu50, Cu100), LG-Ni1000

Supported resistance input ranges

0–150 Ω, 0–300 Ω, 0–600 Ω; specific RTD nominal resistances also supported (e.g., 200 Ω, 500 Ω) ohm

Measurement principle

Integrating

Supply voltage (rated)

24 V DC

Permissible input voltage (destruction limit)

±35 V

Interference voltage suppression

85 dB at 50/60/400 Hz dB

Common mode interference

120 dB (minimum) dB

Diagnostics

Diagnostics available (wire-break detection, monitoring supply voltage, diagnostic alarms, status LEDs)

Ambient operating temperature (min)

-20 °C

Ambient operating temperature (start-up)

0 °C

Dimensions

Dimensions (W x H x D)

45 x 100 x 75 mm

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