Siemens 6ES7455-1VS00-0AE0 S7-400 FM 455 S Control Module

Product Overview: FM 455 S Control Module

• 6ES7455-1VS00-0AE0 is a SIMATIC S7-400 function module.
• Offers 16 analog inputs, 16 digital inputs, and 32 digital outputs.
• Supports step and pulse output for closed-loop control.
• Handles thermocouples (Type B, J, K, R, S) and Pt100 RTDs.
• Integrated PID controller for 16 channels (or 8 with 4-wire Pt100).
• Features internal/external temperature compensation.
• Delivered with 12-month warranty and 24-28 hour dispatch.

Technical Specifications

• Brand: Siemens
• Model: 6ES7455-1VS00-0AE0
• Series: SIMATIC S7-400
• Module Type: FM 455 S Control Module
• Analog Inputs: 16 (voltage, current, TC, RTD)
• Digital Inputs: 16 (24V DC, type 2)
• Digital Outputs: 32 (24V DC, 0.1A each)
• Resolution: 12 or 14 bit (configurable)
• Input Ranges (Voltage): 0..10V, -1.75..11.75V, ±80mV
• Input Ranges (Current): 0..20mA, 0..23.5mA, ±3.5..23.5mA, 4..20mA
• Thermocouple Types: B, J, K, R, S
• RTD: Pt100 (standard)
• Accuracy: ±0.4% to ±0.6% (25°C), ±0.6% to ±1% (full range)
• Output Switching Freq: 100 Hz (resistive/lamp), 0.5 Hz (inductive)
• Short-circuit Protection: Electronic
• Cable Length (shielded): 1000 m (DI/DO), 200 m (AI/TC)
• Supply Voltage: 24V DC (20.4..28.8V)
• Power Loss: typ. 10.7 W, max. 16.2 W
• Dimensions (WxHxD): 50 x 290 x 210 mm
• Weight: approx. 1400 g

Installation & Commissioning

• Mount in S7-400 rack. Requires 2x 48-pin front connector (order separately).
• Supports reparameterization during RUN and substitute values.
• Diagnostics via LEDs and software. Use shielded cables for analog signals.
• Temperature compensation via internal sensor or external Pt100.

Compatibility & Engineering

• Configure with STEP 7 (TIA Portal or classic).
• Integrates with S7-400 CPUs. Supports PROFIBUS and PROFINET environments.
• Works with thermocouples, 2-wire/4-wire transmitters, and Pt100 sensors.
• No galvanic isolation between channels, but isolated from backplane bus.

Diagnostic Capabilities

• Substitute value configuration for failsafe operation.
• Wire-break detection (configurable).
• Overflow/underflow alarms.
• LED indicators for module status and channel errors.

Typical Applications

• Process control with multiple PID loops.
• Temperature control using thermocouples or RTDs.
• Stepper/pulse output for valve or actuator positioning.
• Industrial automation systems requiring mixed I/O.

Oiltech Controls Insight

• This module is ideal for upgrading legacy S7-400 systems.
• Commonly used in chemical plants, power generation, and HVAC.
• Works best with S7-400 CPUs (e.g., 414, 416, 417 series).
• Also suitable for redundant or high-availability configurations.

Frequently Asked Questions (FAQ)

• Q: What is the maximum number of control loops?
  A: 16 loops with thermocouples or 2-wire; 8 loops with Pt100 (4-wire).
• Q: Can I use this module with existing thermocouples?
  A: Yes, it supports B, J, K, R, S types with internal/external compensation.
• Q: Is the module compatible with S7-300?
  A: No, it is designed exclusively for the S7-400 series rack.
• Q: What is the output current capability?
  A: 0.1 A per channel, with short-circuit protection. Max 150 mA at 60°C.
• Q: How do I choose between 12-bit and 14-bit resolution?
  A: Select 14-bit for higher precision; 12-bit for faster conversion.

Why Buy From Oiltech Controls?

• 15+ years supplying industrial automation spare parts.
• Global shipping via FedEx, UPS, DHL – 24-28 hour dispatch.
• All items are tested – industrial surplus or refurbished options.
• 12-month warranty on every module.
• Technical verification performed before shipment.
• Expert support for obsolete and legacy control systems.

Contact Information: For inquiries, email info@oiltechcontrols.com or call +86 158 8020 0923 (WhatsApp).

Packaging List: Module only. Front connector, cables, and mounting accessories are sold separately.

Shipping & Delivery: We ship worldwide via FedEx, UPS, or DHL. Orders are processed within 24-28 hours.

Certifications: CE, UL, tested for 500 V DC isolation (backplane bus).

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