Standard SR-20 Relay
Key words:
Application areas: electric power, chemical industry, metallurgy, steel, cement, textile, construction, transportation and other industrial fields
Service content: provide free consulting services, provide customized solutions, provide application guides, maintenance period of 12 months
Product highlights: high synchronization and high precision occupy small CPU resources
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number of order |
Z7 288-1SR20-0AA0 |
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Product description |
Standard version CPUSR20, relay |
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Conventional specification |
Size wxhxd (mm): 90× 100× 81mm. |
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Power consumption: 14W |
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Available current: (SM bus 5V)1400mA. |
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Available current: (sensor power supply 24V)300mA. |
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CPU specification |
Program memory (KB): 12 |
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Data storage (KB): 8 |
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Retention memory (KB): 10 |
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Data storage: permanent |
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Ontology integration: I/O |
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Digital quantity: 12 inputs /8 outputs |
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Analog: Support |
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Process image size: 256-bit input (I)/256-bit output (Q) |
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Analog image: 56-word input (AI) and 56-word output (AQ) |
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Maximum I/O module expansion: up to 6 expansion. |
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High-speed counters (total): 6 in total |
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Single phase: 2× 100 kHz+2× 20KHz |
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Quadrature phase: 2× 100kHz+2× 20KHz. |
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Pulse output:- |
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Timers: TON (TOF): 192; Retention: 64 |
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Total number of counters: 256 |
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Bit memory (M): 256 bits |
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Time interruption: 2 in total, and the resolution of T32 and T96 is 1 ms. |
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Edge interrupt: 4 rising edges and 4 falling edges |
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Clock: usually 7 days, and at least 6 days at 25 C. |
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Memory card: support |
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Signal expansion board:- |
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performance specification |
Boolean operation time: 0.35uS/ instruction |
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Word transfer time: 1.2uS/ instruction |
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Floating-point operation time: 1.7uS/ instruction |
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Communication specification |
Communication interface: Ethernet: 1; Serial port: 1(RS485); Ethernet additional serial port: 0; |
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HMI equipment: Ethernet: 5 connections; Serial port: 4 connections; |
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Programming equipment: 1 connection |
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Ethernet: download program: support; Touch screen PC communication: support; MODBUS TCP |
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CPU(PUT/GET): network instructions support other products GET/PUT this product, with a maximum of 5 hosts. |
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Ethernet: 10/100mb/s; RS485 system protocols: 9600,19200 and 187500mb/s; RS485 free port: 1200 to 115200mb/s |
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Isolation: Ethernet: transformer isolation, 1500VDC; RS485: None |
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Cable type: Ethernet: CAT5e shielded cable RS485：PROFIBUS network cable |
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dianyuanguifan |
Voltage range: 85-264VDC |
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130mA at 120VAC (without 300mA sensor power output) 250mA at 120VAC (with 300mA sensor power output) 80mA at 240VAC (without 300mA sensor power output) and 150mA at 240VAC (with 300mA sensor power output). |
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Input current (including CPU and all extensions: 300 Ma at 120VAC and 190mA at 240 VAC) |
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Impulse current: 9.3A at 264VDC |
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Sensor voltage: 20.4-28.8VDC |
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Isolation:- |
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Power input and logic: 1500VAC,1 minute. |
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Sensors and Logic: Not Isolated |
Online consultation
Online consultation
Hainan Zhongtai Electric Power Technology Co., Ltd.
C731, North Side, 12th Floor, Huaneng Building, 36 Datong Road, Datong Street, Longhua District, Haikou City, Hainan Province