YOKOGAWA UP35A, User Manual

Page: 250 / 412

11-21
IM 05P02D41-01EN
Alarm Functions
11
Heater Current Measurement Function
The heater current value can be confirmed by a displayed value on operation display.
► Heater current measured value: 6.1 Monitoring and Control of Operaiotn Displays
The heater break alarm function can be used only for ON/OFF output (relay output), for
time proportional output (relay output, voltage pulse output) or for current output.
Heater current value is detected every 200 ms.
Setting Details
Parameter
symbol
Name
Display
level
Setting range Menu symbol
HB1.S,
HB2.S
Heater break alarm
function selection
EASY
0: Heater current
measurement
1: Heater break alarm
HBA
HB1, HB2
Heater break alarm
current setpoint
EASY OFF, 0.1 to 300.0 Arms
CT1.T,
CT2.T
CT coil winding number
ratio
EASY 1 to 3300
HDN1,
HDN2
Heater break alarm
On-delay timer
STD
0.00 to 99.59 (minute.second)
HDF1,
HDF2
Heater break alarm
Off-delay timer
PRO
HB1.D,
HB2.D
Heater break alarm
contact type
PRO
CLS: When the event occurs,
the contact is closed.
OPN: When the event occurs,
the contact is opened.
Note1: In cases where the current transformer manufactured by U.R.D Co., Ltd. are used, set the
following value for the CT coil winding number ratio.
CTL-6-S-H: 800
CTL-12L-30: 3000
11.7 Setting Heater Break Alarm