最多8个控制回路，可选显示
SCD-8系列多回路DIN导轨安装温度控制器可用于控制多达8个独立的PID控制电路。基本单元标配4个热电偶或3个RTD输入通道。如果需要，可以购买额外的输入卡，但额外的输入必须与基本单元附带的输入类型相同。如果需要8个以上的回路或混合输入类型，则可以添加SCD-2000从属模块，而无需连接额外的电源或通信电缆。
每个回路可以通过标准RS-485串行通信或可选的插入式LED显示模块进行编程。每个控制回路将有两个输出和一个输入。输出可配置为双回路控制或控制回路和报警。每个控制回路的两个输出之一必须是继电器或脉冲电压输出。
 

Input:

Thermocouple: RTD (depending on model, see Catalog page).

Display:

Optional, single row 7 segment LED display, 4 bit PV = Red, SV = Green.

Supply Voltage:24 VDC, isolated switching power supply.

Power Consumption:10W + (3W x # of SCD-2000 modules).

Operating Temperature:32 to 122°F (0 to 50°C).

Memory Backup:Non-volatile memory.

Control Output Ratings:

Relay output: SPST 3A @ 250 VAC resistive; Voltage pulse: Output: 24 VDC max, 40 mA; Current output: 4 to 20 mA (resistive load < 500 Ω) (output 1 or 2 only); Linear voltage: 0 to 10 VDC (resistive load > 1000 Ω) (output 1 or 2 only).

Communications:RS-485 Modbus® A-5-11/RTU communication protocol.

Weight:10 oz (425 g).

Agency Approvals:CE, cUL, UL.

Model	Description
SCD-8100	Multi-loop DIN rail mount temperature base controller with RTD input.