APPENDIX “B” - SPECIFICATIONS AND DIMENSIONS
1. DISPLAY: 4-digit with F© indication, 0.56"
(14.2 mm)
high LED, minus
sign displayed for negative temperatures. 6-digits for integrator/ totalizer.
“Flashing” display for totalizer overflow. “......” displayed during display
out of range. “OPEN” displayed for input overload and “SHOrt” displayed
for underload
(negative overload)
.
2. POWER REQUIREMENTS: Switch Selectable 115 or 230 VAC, ±10%,
50/60 Hz, 14 VA.
Isolation: 2300 Vrms for 1 min. to all inputs and outputs.
Working Voltage: 300 V max., CAT II
3. CONTROLS: Three front panel push buttons for modifying alarm values
and indicator set-up. Two external inputs for disabling the front panel and
controlling programmable functions.
4. SIGNAL INPUT: 3-Wire, 100
W
platinum RTD, alpha = 0.00385
(DIN
43760)
. 4-Wire sensors: Fourth wire unconnected. Excitation: 0.25 mA
Max. Input Signal Voltage: ±15 VDC.
Input Common potential with respect to earth Common: 50 V max., CAT I
5. OPEN RTD DETECTION:
Display -
“OPEN”
Setpoint Outputs - Disabled
(Deactivated)
Serial Output -
“OPEN”
in data field
Integration/Totalization - Disabled
Analog Output - 20 mA
6. RESOLUTION: 0.1 or 1 degree.
7. ACCURACY: 0.3°C, @ 23°C and 20 min. Warm-up.
8. RANGE:
0.1° res: -99.9° to 850.0°C
(-99.9° to 999.9°F)
1° res: -200° to 850°C
(-328° to 1562°F)
, Decimal Point Dependent.
9. LEAD RESISTANCE EFFECT: 20
W
maximum, 2.5°C/
W
error for V
exc. and common lead unbalance.
10. READING RATE: 2.5 readings/second
11. RESPONSE TIME: 2 seconds to settle for step input
(increases with
programmable digital filtering)
12. NORMAL MODE REJECTION: 40 dB at 50/60 Hz
(may be improved
by programmable digital filtering)
13. COMMON MODE REJECTION: 120 dB, DC to 50/60 Hz
14. INTEGRATOR/TOTALIZER: Front panel button for input/total
display select. External integrator/totalizer reset/enable. Programmable
time-base, scale factor (0.001 to 100.000) and low-temp cut-out.
Maximum response time is 0.2 sec.
15. E1-CON & E2-CON: External remote inputs which allow activation of
various functions
(reset total, peak indicator mode, trigger mode, etc.)
.
V
IL
= 0.8 V
MAX
; V
IH
= 2.0 V
MIN
; Response Time = 0.2 sec maximum.
-40-
DIMENSIONS In inches (mm)
Note: Recommended minimum clearance (behind the panel) for mounting clip installation is 2.1" (53.3) H x 5.5" (140) W.
PANEL CUT-OUT