Series SC1 Process/Temperature Alarm Switch Module

Specifications

Input:

See Table on Catalog page.

Power Supply:

SC models: 85 to 265 VDC/VAC, 50 to 400 Hz;
SCL models: 12 to 24 VDC/VAC, 50 to 400 Hz.

Isolation:

1500 V rms between outputs, input, and power.

Set Points:

Adjustable 0 to 100% of span.

Deadband:

Adjustable 0.25% to 100% of span.

Drift:

±0.02%/°C typical ±0.05%/°C maximum.

Ambient Temperature Range:

Operating: 32 to 131°F (0 to 55°C). Storage: -40 to 176°F (-40 to 80°C).

Excitation Current:

(SC1490) Cu10Ω = 5 mA; Plt 100Ω, Ni 100Ω, Ni 120Ω = 500µA; Plt 500Ω, NiFe 1000Ω = 100 µA; Plt 1000Ω = 50 µA.

Lead Compensation Error:

(SC1490) ˜ 0.02%/Ω.

Open Lead Protection:

(SC1490) upscale only.

Input Impedance:

SC1090: Voltage input = 1 MΩ, current input = 10Ω; SC1290: 3 MΩ.

Sensor Burnout Protection:

Selectable.

Relay Output:

Form C, SPDT, one per set point, 5A @ 250 VAC, resistive.

Latch Circuit Reset:

Automatic at power up. Manual with reset switch on front of module.

Indicators:

One dual color LED per set point. Red = relay on, green = relay off.

Wiring Terminals:

Screw driven compression type.

Dimensions:

2.95" H x 0.89" W x 3.89" D (75 x 22.5 x 98.5 mm).

Features

• Accepts current, voltage, thermocouple, or RTD inputs
• Mounts on standard 35 mm DIN rail
• Two color LED indicator to indicate the status of each output relay
• Programmable input type, scale range, output action, and output type

Drawings

• SC1090_DD.dwg
• SC1090_DD.pdf
• 3D Drawing (SC1090)
• SC1290-SC1490 .pdf
• SC1290-SC1490 .dwg