张力控制单元
PFEA 111, 112, 113

- 提供幅面张力测量新功能

概览
数据
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概览

涵盖各种应用的张力控制器共有三种型号，每个型号的性能与功能水平各有不同。所有三种型号都配备多语言数字显示器和功能按键。功能按键被用于设置不同的参数并且检查张力测量系统的状态。2x16位数字 显示器可以显示和信号、差信号或各个压头的信号。所有三个型号分别都有两种安装方式，包括标准导轨式安装和适用于更恶劣环境中的封闭式安装IP65。

数据

Type PFEA 111 PFEA 112 PFEA 113
Power supply
IP 20 Voltage DC 24 V (18 - 36 V)
Power Requirement 7.5 W 7.5 W 12 W
IP 65 Main voltage DC 24 V (18 - 36 V) 100 (-15%) - 240 (+10%) V AC
Frequency 45 - 65 Hz
Number of load cells 2 2 4
Load cell excitation
Current 0.5 A rms, 330 Hz 0.5 A rms, 330 Hz 0.5 A rms, 330 Hz
Max. load 2 load cells plus 5 Ω cable resistance 2 load cells plus 5 Ω cable resistance 4 load cells plus 10 Ω cable resistance
Inputs
Digital inputs - - 1
Analog inputs - - 2
Outputs
Analog outputs (voltage or current) - - 6
-5 - +11V 1 1 -
0 - 21 mA 1 1 -
Selectable filter 15, 30, 75, 250, 750, 1500 ms 15, 30, 75, 250, 750, 1500 ms 5, 15, 30, 75, 250, 750, 1500 ms
Scaling function for analog outputs Yes Yes Yes
Digital outputs - - 4
Self diagnostics, Status OK
LED (green/red) Yes Yes Yes
Alarm on Digital output - - Yes
Alarm via Profibus - Yes Yes
Multi language interactive display Yes Yes Yes
Selectable tension units on the display N, kN, kg and lbs., N/m, kN/m, kg/m, pli
Maximum load memory Yes Yes Yes
Zero offset memory Yes Yes Yes
Communication
Profibus DP - Yes Yes
GSD-file ABB_0716.GSD ABB_0716.GSD
Environmental tolerance
Electrical environment
Electrical interference environment As per EMC Directive 89/336/EEC
Electrical safety As per Low Voltage Directive 73/23/EEC
As per UL508 Industrial control equipment
Ambient temperature +5 - +55°C
Degree of protection IEC 529 Protection class IP 20 or IP 65

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