德国 GREISINGER PH 控制器

Properties
• automatically and manually temperatur compensation
• external Pt1000-temperature probe connectable
• sensor input electrically isolated
• 2-point calibration
Specification
Measuring range: 0.00 to 14.00 pH
Accuracy: 0.02 pH &plu*n;1 di* (at nominal temperature = 25°C)
Output signal: 4 - 20 mA (2-wire), standard
0 - 10 V (3-wire), optional
Electric isolation: input electrically isolated
Auxiliary energy: 12 ... 30 V DC (for option 0-10V: 18 ... 30 V DC )
Perm. impedance (at 4-20mA): RA [Ω] = (Uv [V] - 12V) / 0.02 A
Permissible load (at 0-10Volt): RL > 3000 Ω
Electrode: any standard pH electrode is suitable.
(ph electrode not included in scope of supply)
Input resistance: 1012 Ohm
Electrode socket: Cinch-socket (standard)
BNC-socket with upcharge
Temperature compensation: -30 ... 150°C,
manually via 3 keys or automatically via external
Pt1000 sensor.
Adjustment: via 3 keys and integrated LCD
Temp. sensor socket: 2x banana socket Ø4mm, for Pt1000 probe.
Display: approx. 10 mm high, 4-di* LCD-display
Working temperature: 0 ... 50 °C (electronic)
Storage temperature: -20 ... 70 °C
Electric connection: elbow-t*e plug acc. to DIN 43650 (IP65)
Housing: ABS
IP rating: IP65, with the exception of electrode and temp.
connection sockets. (cpl. IP65 upon request)
Dimensions: 82 x 80 x 55 mm (H x W x D)
Mounting: with fixing holes for wall mounting
Mounting distance: 70 x 50 mm (W x H)
Fixing screws: max. schaft-Ø
Options / upcharge
*010: output singal 0-10V
BNC: electrode socket: BNC
*...: limited measuring range (please state the desired range)
Ordering example
GPHU 014 MP / BNC, *010:
GPHU014MP with BNC electrode socket and 0-10V outputsignal
Accessories / spare parts
GTF 2000 WD - B water proof Pt1000-temperature probe,
with 2 banana plugs Ø 4mm
for additional Pt1000-temperature probes p.r.t. page 86, 94
GE 100 standard electrode, cinch-plug
GE 117 pH electrode with integrated Pt1000-sensor
1 x BNC-plug and 1 x banana plug Ø 4mm,
thread PG13,5, pressure resistant up to 6bar
PG 13,5 plug on thread adaper for pressureless use
GAK 1400 working and calibration set (p.r.t. page 29)
for additional electrodes and accessories p.r.t. page 29, 86 and 94