Bộ điều khiển nhiệt độ EC5500R OHKURA | OHKURA Viet Nam.

■ Màn hình kỹ thuật số cực lớn
■ Tự động điều chỉnh, tự điều chỉnh được cung cấp theo tiêu chuẩn
■ Toàn bộ nhiều đầu vào (Cặp nhiệt điện, RTD, điện áp hoặc dòng điện)
■ Phạm vi tỷ lệ -1999 đến 9999
■ Đa đầu ra (Chọn lọc)
■ 4 Đầu ra báo động
■ Giao diện truyền thông RS-232C, RS- 422A (RS-485)

■ Dễ dàng thay thế từ EC5500S

THÔNG SỐ KỸ THUẬT:

Input range: Full multi-range, refer to Range table
Display: 7-segment LED, process variable(PV)/ green,
set point(SP) & output/ orange
Sampling Rate: 250ms
Scaling: -1999 to 9999 with mV, V & mA ranges
Set point: Front panel (local) or remote (optional)
Set point bias: ± 20% available with remote set point
Set point tracking: Remote to local
Set point limiter: 0 ~ 100% with TC & RTD input ranges
Multi set point: Up to 8 set points
Sensor correction: ± 100°C with TC & RTD input ranges
Set point ramping: 0.01 ~ 650.0 unit/min. Unit °C or %
Control: PID, gapped PID, PD, 3-position (dual output)
or ON/OFF
Proportional band: 0.1~999.9%
Integral (reset): 0.01 ~99.99 min.
Derivative :(rate): 0~20.00 min.
Manual reset: 0~100%, PD control mode only
Dead band: ± (0~0.500), heat/cool control mode
Hysteresis: 0.00~20.00% ,ON/OFF control mode
PlD adjustment: Independent on each set point
Programmed PID: 8 PID parameters can be selected
automatically to optional remote set point
PID tuning: Selectable Auto tuning or Self tuning
Output: Selectable output from among
Relay; a-contact, 250VAC, 3A resistive load
SSR Drive; 15VDC, 20mA max.
Current; 4~20mA/600Ω or 0~5mA/2kΩ
Dual output: Any combination from among relay, SSR
drive and current output
Auto/Manual: Balance less bump less transfer
Output limiter: 0 ~ 100%
Direct/Reverse: Selectable, reverse in Dual output model
Cycle time: 1 ~ 120 sec., relay and SSR drive output
RUN/STOP: Controller enable/disabled
Preset manual: 0 ~ 100%, available when controller
disabled
Alarm: 4 set point process variable or deviation alarm
Alarm set point: Process variable alarm, 0 ~ 100% of range,
deviation alarm, ± 100% of range
Hysteresis: 0 ~ 100% adjustable within the range
Alarm on delay timer: 0 ~ 600 sec.
Nos. of output relays: 4 relays, driven from among each
alarm and controller status(2 relays are
optional)
Relay rating: a-contact, 250VAC 0.5A, resistive load, One side
contact are common.
Status Output:AUTO/MAN, RUN/STOP, Watchdog timer
& Reach at set point (available on set point ramping)
Digital input: 4 input for set point selection, PID parameter
selection, AUTO/MAN switching, Remote
/Local switching, or RUN/STOP switching,
Non-voltage contact input 15VDC 1mA
Memory backup: Non-volatile RAM(Fe-RAM)
CATALOG: