TCS SZ2141 Refrigeration Controller

TCS SZ2141 Refrigeration Controller

TCS SZ1144 Refrigeration Temperature Monitor

Refrigeration Temperature Monitor 4 RTD inputs, 2 analog inputs, 2 digital inputs, 1 digital alarm output, LCD display
US$283.11
Availability: In stock
SKU
SZ1144
 

Description

The SZ1144 is a microprocessor-based refrigeration monitoring and alarm interface designed to monitor up to four 1000 Ω platinum RTD temperature sensor inputs and up to two 4-20 mA inputs.

Features:

• Stand-alone or network operation

• Independently programmable high and low limits for each input

• Independently programmable manual or automatic alarm reset

• Change of state factor with programmable hysteresis

• 32 character LCD display

• Status LEDs

• Relay output to activate additional auxiliary communication devices or external alarm circuit

• Four RTD temperature inputs

• Two 4-20 mA analog inputs suitable for a broad variety of transducers


Specifications:

General
Accuracy: +/- 0.5%
Programming: EIA RS485 interface
Display: 32 character LCD
Communications: RS485, half duplex
Memory backup: Non-volatile EEPROM, no battery required
Environmental Operating temperature: 32 to 131°F (0 to 55°C)
Operating humidity: 0 to 100% RH, non-condensing
Storage temperature: 14 to 140°F (-10 to 60°C)
Electrical Supply voltage: 24 VAC +/- 20%
Inputs: Four platinum RTDs, range: -40 to 60°F (-40 to +15.6°C) two 4-20 mA analog and two digital (dry contact)
Outputs: One digital (SPST dry contact, 24 VAC @ 1 A) configurable
Analog input impedance: 250 Ω
Common mode rejection: 100 db @ 60 Hz
Power Consumption: 5 VA max.
Specifications subject to change without notice.

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