YOKOGAWA UTAdvanced Series, User Manual

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6-12
IM 05P07A01-01EN
6.4 UT55A/UT52A/UP55A D Registers

Bit Configuration of D2018: PV2.E_L2 (Loop-2 PV input error status)
Bit Symbol Event
0 PVBO_L2 Loop-2 PV input burnout error
1 RSPBO_L2 * Loop-2 RSP input burnout error
2 CRSPBO_L2 * Burnout error when the Loop-2 RSP input is used for control.
3
4
PVPOVER_L2 Loop-2 PV input over-scale
5 PVMOVER_L2 Loop-2 PV input under-scale
6 to 13
14
ATERR_L2 Loop-2 auto-tuning timeout error
15
*: For UT55A/UT52A.

D2019 to D2023
Register
No.
Description Range and meaning of value
D2019 PV_L2 Loop-2 measurment value -5.0 to 105.0% of PV input range (EU)
D2020 CSP_L2 Loop-2 control setpoint
0.0 to 100.0% of PV input range (EU) (Setting
range: SPL to SPH)
D2021 OUT_L2 Loop-2 control output -5.0 to 105.0%
D2022 H.OUT_L2 Heating-side control output
-5.0 to 105.0% (In Heating/cooling control: 0.0 to
105.0%)
D2023 C.OUT_L2 Cooling-side control output 0.0 to 105.0%

Bit Configuration of D2024: MOD_L2 (Loop-2 operation mode status)
UT55A/UT52A
Bit Symbol Event
0
1
R.L_L2 0: Local, 1: Remote
2 to 13
14
AT_L2_ON 0: Auto-tuning is OFF, 1: Auto-tuning is ON
15
UP55A
Bit Symbol Event
0 A.M_L2 0: AUTO, 1: MAN
1 to 7
8
LC_L2 0: Cascad (CAS), 1: Local (LSP)
9 to 13
14
AT_L2_ON 0: Auto-tuning is OFF; 1: Auto-tuning is ON
15

Bit Configuration of D2025: PID_L2 (Current PID number for Loop 2 )
Bit Symbol Event
0 PIDN.B0_L2 Loop-2 bit-0 of the PID number
1 PIDN.B1_L2 Loop-2 bit-1 of the PID number
2 PIDN.B2_L2 Loop-2 bit-2 of the PID number
3 PIDN.B3_L2 Loop-2 bit-3 of the PID number
4 to 15

D2033 to D2036
Register
No.
Description Range and meaning of value
D2033 CTSP_L1 Loop-1 final target setpoint
0.0 to 100.0% of PV input range (EU) (Setting
range: P.RL to P.RH)
D2034 CTSP_L2 Loop-2 fi nal target setpoint
D2035 DEV_L1 Loop-1 deviation -105.0 to 105.0% of PV input range span (EUS)
D2036 DEV_L2 Loop-2 deviation -105.0 to 105.0% of PV input range span (EUS)