订购注意事项
PY602-602H-602S产品订购注意事项
1、仪表供电电压选择:
220VAC交流电压
24VDC直流电压
2、仪表输入信号类型(与用户变送器/传感器的输出匹配):
4-20mA二线制压力/液位/温度等变送器类型
0-5VDC三线制压力/液位/温度等变送器
0-10VDC三线制压力/液位/温度等变送器
2.0/3.3mV压力传感器/称重传感器
RS485-RTU数字通讯信号变送器
温度传感器的类型选择:J、K、E、PT100型
3、仪表输出类型(与用户采集控制系统匹配):
二路继电器输出(默认输出类型)
二路继电器输出+一路继电器输出
二路继电器输出+一路模拟量4-20mA输出
二路继电器输出+一路模拟量0-10VDC输出
二路继电器输出+一路数字RS485输出
4、用户要了解产品的安装环境及安装方式:
室内或室外安装(需加电箱保护);
环境温度;
设备的振动范围;
安装空间是否满足产品外形尺寸;
Precautions for PY602-602H-602S product ordering
1. Instrument power supply voltage selection:
220 VAC AC voltage
24 VDC DC voltage
2. Type of instrument input signal (matching with user transmitter / sensor output)
Type of 4-20mA two-wire pressure / liquid level / temperature transmitter
0-5vdc three wire pressure / liquid level / temperature transmitter
0-10vdc three wire pressure / liquid level / temperature transmitter
2.0 / 3.3mV pressure sensor / load cell
Rs485-rtu digital communication signal transmitter
Type selection of temperature sensor: J, K, e, Pt100
3. Instrument output type (matching with user acquisition and control system)
Two way relay output (default output type)
Two relay outputs + one relay output
Two relay outputs + one analog 4-20mA output
Two relay outputs + one analog 0-10vdc output
Two relay outputs + one digital RS485 output
4. Users should understand the installation environment and installation mode of the product
Indoor or outdoor installation (power box protection required);
Ambient temperature;
Vibration range of equipment;
Whether the installation space meets the product dimensions;
使用注意事项
仪表供电类型及范围参照仪表要求提供;
仪表16脚接地;
电源和信号线按订购产品规格要求,正确接线;
仪表输出端继电器输出功率严禁超出220V/1A或24V/1A;
注意保护仪表接入接出引出电缆,现场使用跨度过大时,建议使用金属管保护或架空;
产品安装于通风、干燥、无强腐蚀环境,露天安装加防护装置,避免阳光直接照射;
尽量避免直接接近引起干扰的用户装置或电器;
The type and scope of instrument power supply shall be provided according to the requirements of instrument;
Instrument 16 foot grounding;
Power supply and signal wire shall be correctly wired according to the requirements of product specification ordered;
The output power of the relay at the output end of the instrument shall not exceed 220v/1a or 24v/1a;
Pay attention to the protection instrument access and outgoing cable. When the span of field use is too large, it is recommended to use metal pipe to protect or
overhead;
The product is installed in a ventilated, dry and non corrosive environment. Protective devices are installed in the open air to avoid direct sunlight;
Avoid direct access to user devices or appliances causing interference as far as possible;